strength castings all small block chevy heads from 1962-present are covered features ... thick decks and walls · universal 7-bolt exhaust flange · cast iron for small ... guides 341.97 head kit includes 1.94 and 1.5 federal ... valves seals hk194fm completes two heads ... 132.44 hk194sm completes two heads with stainless steel valves up to .490 ... 184.55 hk194sm2 completes two heads with stainless steel valves up to .550 ... lift 225.28 complete heads s/r small block chevy included in ... with undercut stems and swirl-polished heads ring and band valve seals valve ... with undercut stems and swirl-polished heads ring and band-style valve seals 1.250 ... cover rails with early and late model bolt patterns · hardened steel exhaust seats ... small block chevy v8 cast iron cylinder heads runner chamber valve spark plug part ...
34
gaskets engine master pro-series gaskets for sb chevy ... exhaust collector gaskets · reusable header exhaust manifold and collector flange ... sealing port sizes for perf and racing engines most sets with blue stripe cork/rubber ... end strips s/b chevy embossed perma torque blue stripe 1204 sbc 262-400 v8 engines ... thickness .060 fits oe and aftermarket heads 1256 sbc 262-400 v8 engines ... thickness .060 fits oe and aftermarket heads 1205 sbc 262-400 v8 engines ... thickness .060 cast iron or aluminum heads 1206 sbc 262-400 v8 engines ... thickness .060 cast iron or aluminum heads 1266 sbc 262-400 v8 engines ... thickness .120 fits oe and aftermarket heads 1207 sbc 262-400 v8 engines ... thickness .060 fits oe and aftermarket heads 1209 sbc 262-400 v8 engines ...
designed specifically for fuel injected engines increases power across the board and is ... and pulling trailers good low end torque midrange in stock motor strong ... good roll-on in high gear carb pipes headwork mild performance in light bike pulls ... strip cam for light bike pulls to 7,000 headwork carb pipes a must hot streets/strip ... must increase compression valve springs headwork carbs pipes a must 7,000 rpm p/n ... big twins are designed to maximize torque acceleration and throttle response ... compression 9.5:1 10-5037 for 88 cu in engines and up with 10:1 260 260 .585 .585 28/ ... -99 evo cams vt no 10-8255 10-8535 10-438610-438710-437710-437810-437910-4388 ... exh int exh 226 12/34 236 16/40 242 19/43 252 24/48 242 19/43 252 24/48 262 28/54 ... 266 23/63 236 41/15 242 43/19 252 48/24 262 57/25 252 48/24 262 57 ...
25
10-2651 andrews engine cams for evo ev series cams are ... hydraulic lifters both cams offered bolt in with no head work in most cases note ... ev23 ev3 15/31 45/13 10/30 40/8 21/37 43/15 20/36 44/16 25/41 49/17 226 238 220 ... .560 .560 .560 .560 stock stock stock bolt-in cam for street or touring with more mid ... end power more power than stock ev cam bolt-in cam crisp throttle response and strong ... power from from 1500 to 6000 rpm bolt-in cam for light bikes fxrs etc more mid ... this is a 6000 rpm cam for stock heads and springs with hydraulic lifters bolt ... to ev3 but designed to produce a broad torque band pulls 1500-6000 bolt in ... pressure for 6000 rpm with stock heads and hydraulic lifters easy installation ... longer duration for modified street engines with hydraulic lifters power range from ...
have drawn the attention of revtech® engineers they have been redesigned for greater ... can easily be tightened to the correct torque specifications revtech® cylinder head ... bolts are forged from 4140 chromemoly steel ... 619.99 13155 replacement set of two head and two base gaskets ... fits front and rear on evolution® engines listed sold each without piston natural ... 1986 thru 2003 31/2 bore $189.99 engine 9 s&s cylinders for shovelhead models ... $699.99 45946 35/8 bore cylinders for 43/4 stroke 5.530 long $699.99 45793 37/ ... require the use of s&s cylinder headbolts s&s big bore cylinders for evolution® ... iron alloy cylinders for shovelheadengines from 1966 thru 1984 available bored for ...
58
is within easy reach the twin cam 88® engine with larger cylinder bores and a ... shorter stroke has a very broad torque curve compared to earlier engines all ... 88® models tap the potential of your engine by improving it s breathing profiles ... for mild street cruising to race engine builds all cams are made for splined ... hi-roller `htc296-2 24605 for modified engines with 10.25:1 and higher compression big ... bore kits head mods etc must use high-performance ... for use with edelbrock® performer rpm heads ... 329.99 hi-roller `htc300-2 24600 bolt in cam for low-end torque and midrange ... 329.99 hi-roller `htc310-2 24601 bolt-in cam with useful increase in torque and ... 329.99 hi-roller `htc316-2 24602 bolt-in street performance works with ... htc290-2 24603 great low and mid-range torque with upper rpm power good with stock or ...
have drawn the attention of revtech® engineers they have been redesigned for greater ... can easily be tightened to the correct torque specifications revtech® cylinder head ... bolts are forged from 4140 chromemoly steel ... 619.99 13155 replacement set of two head and two base gaskets ... fits front and rear on evolution® engines listed sold each without piston natural ... offer a lower cost alternative to engine builders available in two lengths ... for stock strokes 331/32 41/4 or 43/8 flywheels or 200 longer for use ... with 41/2 45/8 or 43/4 stroker kits fit shovelhead models ... 669.99 45946 35/8 bore cylinders for 43/4 stroke 5.530 long $669.99 ... require the use of s&s cylinder headboltsengine gaskets tranny clutch driveline ... iron alloy cylinders for shovelheadengines from 1966 thru 1984 available bored for ...
65
dynamic from `06 and earlier model tc88 engines making correct cam choice crucial to ... avoid engine damaging detonation with today s fuel ... to best match stock or other installed engine components all require adjustable ... pushrods chain drive only head work required on the 647 657 cams ... red shift 575-hs cam 96 and 110 enginesbolt-in $348.99 · designed for use ... with stock unmodified heads · great bolt-in upgrade for stock 96 or 110 engines ... with dished pistons · increases torque and horsepower across the board timing ... 88® models tap the potential of your engine by improving it s breathing profiles ... for mild street cruising to race engine builds all cams are made for splined ... hi-roller `htc296-2 24605 for modified engines with 10.25:1 and higher compression big ...
crankcase 1984 99 special applications 43/8 bore .7-7 crankcase ... special applications 4 41/8 and 43/8 bore replacement parts ... 8-69 cylinder head and crankcase boring plate ... 12-14 cylinder head/motor mounts ... 8-70 cylinder heads 1984 99 big twin and sportster® 35/8 to ... 8-16 cylinder heads 1984 99 big twin 1986 03 sportster® and ... 8-11 cylinder heads 1984 99 big twin performance heads ... .8-9 cylinder heads 1984 99 big twin small displacement ... .8-7 cylinder heads 1999-up big twin replacement parts ... .8-5 cylinder heads 1999-up big twin replacement parts ... .8-6 cylinder heads 1999-up big twin super stock ... ® .8-2 cylinder heads s&s® engines 4 bore ... 8-13 cylinder heads s&s® v-series and t-series engines 41/8 ...
91
® sidewinder® kits for 1966 84 big twin engines sidewinder top end kits s&s sidewinder ... shovelhead motorcycles to covert their engines to 88 cubic inches using the existing ... note the flywheels in 74 shovelheadengines are 331/32 stroke and must be replaced ... case we suggest that the owners of 74 engines consider a complete sidewinder kit when ... deciding which engine to build keep this in mind the smaller ... power it will make but the longer the engine will last the larger the displacement ... more power it makes but the shorter the engine life the decision of which kit to ... and racers generally go for the larger engines the majority of our customers choose ... this kit produces good power and torque and is ideal for touring because of the ... exceptional engine life the moderate compression ratio of ...
on all 2007 2008 and 2006 dyna twin cam engines use roller chain cam drives cams made ... for `99 06 engines will not fit the `07 `08 or `06 dyna ... engines all earlier twin cam engines run older type cam drive chains cams ... tanks or rocker boxes when installing bolt-in camshafts crankshaft sprocket above +4 ... for all `07 `08 and `06 dyna twin cam engines installs at +4 degrees for more torque ... /46 52/08 10/46 52/08 18/38 46/14 16/42 43/15 20/48 54/18 22/46 52/20 24/48 58/22 ... listed for reference `07 `08 twin cam engines have very mild intake cams bolt-in cam ... more torque for all around riding with heavy bikes ... to #23 cam for ev80 1700-4800 rpm bolt-in cam 88-95 inches and stock compression ... for two up touring this cam will add torque and hp at lower and middle rpm ranges ...
6
available to run with s s gear drives engines with gear driven cams show a 4 hp gain ... deciding what cam to use in your 88 engine see page 18 also the most important ... stock cam data for both carbureted engines and injected engines is listed on page ... /46 52/08 10/46 52/08 18/38 46/14 16/42 43/15 20/48 54/18 22/46 52/20 24/56 58/22 ... 192 .209 .187 .238 .218 .262 .232 stock bolt-in 88 cam more torque for all around ... to #23 cam in ev80 1700-4800 rpm bolt-in cam for 88-95 inches stock compression ... for two up touring this cam will add torque and hp at lower and middle rpm ranges ... 88 motor more with 95 smooth idle broad torque 2200-5600 rpm stock to 9.5 cr new for ... 2008 specially designed for 96 and 103 engines with cr up to 10:1 2200-5600 rpm range ... in 95 inch motors with stock heads and 9.5 to 9.8 c.r 2400 to 6000 rpm ...
designed specifically for fuel injected engines increases power across the board and is ... and pulling trailers good low end torque midrange in stock motor strong ... good roll-on in high gear carb pipes headwork mild performance in light bike pulls ... strip cam for light bike pulls to 7,000 headwork carb pipes a must hot streets/strip ... must increase compression valve springs headwork carbs pipes a must 7,000 rpm p/n ... big twins are designed to maximize torque acceleration and throttle response ... compression 9.5:1 10-5037 for 88 cu in engines and up with 10:1 260 260 .585 .585 28/ ... -99 evo cams vt no 10-8255 10-8535 10-438610-438710-437710-437810-437910-4388 ... exh int exh 226 12/34 236 16/40 242 19/43 252 24/48 242 19/43 252 24/48 262 28/54 ... 266 23/63 236 41/15 242 43/19 252 48/24 262 57/25 252 48/24 262 57 ...
25
10-2651 andrews engine cams for evo ev series cams are ... hydraulic lifters both cams offered bolt in with no head work in most cases note ... ev23 ev3 15/31 45/13 10/30 40/8 21/37 43/15 20/36 44/16 25/41 49/17 226 238 220 ... .560 .560 .560 .560 stock stock stock bolt-in cam for street or touring with more mid ... end power more power than stock ev cam bolt-in cam crisp throttle response and strong ... power from from 1500 to 6000 rpm bolt-in cam for light bikes fxrs etc more mid ... this is a 6000 rpm cam for stock heads and springs with hydraulic lifters bolt ... to ev3 but designed to produce a broad torque band pulls 1500-6000 bolt in ... pressure for 6000 rpm with stock heads and hydraulic lifters easy installation ... longer duration for modified street engines with hydraulic lifters power range from ...
bolt kits studs fasteners cam bolt kits head studs vs bolts a technical ... often asked which is better cylinder head studs or bolts the answer invariably ... and other items protrude into the engine compartment it s probably necessary to ... use headbolts so that the cylinder head can be removed with the engine in the ... will make it much easier to assemble an engine especially a racing power plant which ... and quickly with the cylinder head and gasket assured of proper alignment ... provide more accurate and consistent torque loading here s why when you use bolts ... to secure the head the fastener is actually being twisted ... while it s being torqued to the proper reading accordingly the ... bolt is reacting to two different forces ... finger tight then when applying torque to the nut the stud will stretch only ...
65
engine kits general motors chev 305-h carb ... chev 427 truck chev 427 truck buick 430 chev 454 chev 454 chev 454 chev 454 ... 81-85 86.14 194.99 62.66 86 122.00 258.43 87.62 87-88 122.00 406.91 245.61 89-93 ... then lay the compressor flat on the engine cylinder bore 66766 4.000 4.090 blue ... way to expand a warped manifold so all bolt holes are accurately aligned helps ... prevent cross-threading of manifold bolts works best when used in pairs or ... 9.99 engine lift plate master disconnect set 8 8 ... most two four barrel intakes · lifts engine by intake manifold · 1,000 lb maximum ... load w41033 14.99 engine lift plate 7 40 pc tap die set · nc nf ... s new steel lift plate fits most engines with holley 2 barrel and 4 barrels as ... 1,000 lb 67457 19.99 moto feet engine lift plate 1200 lb maximum 68206 27. ...
cam designs for evolution sportster engines all the cams listed will run to 6500 ... 2000 to present models modified 1200 engines up to 80 ci 1340 cc stock springs and ... power for larger evolution sportster engines note 1991 sportster engines are ... sportsters will not fit 1991 thru 1999 engines year 2000 and later models use a ... springs and collars 07 v2/n2 cam kit bolt in cams for stock 883 1100 or 1200 ... engines more duration and lift means extra ... n9 cam kit medium lift cams for stroked engines from 80 to 88 cubic inches broad torque ... n3 cams are specifically designed as bolt-in cams for use in 2004 to present 883 and ... springs stock hydraulic lifters and heads provide extra power thru the entire rpm ... for stock or modified 883 1100 and 1200 engines slightly higher idle speed but stock ...
82
muscle-motors maximum mid-range torque cam 3000 to 6500 rpm ok for low ... idle more power through whole rpm range bolts in with no head work 232610 1970 to ... 1977 thru 1984 a grind street/drags bolts into shovelheadengines except 1980- ... 1981 with no head work more mid-range and high end power ... for 84/88 inch strokers maximum torque available from 2500 to 6500 rpm 232620 ... best production cam made for big street engines strokers from 84 to 96 cubic inches ... will really turn on this cam broad torque range from 2000 to 7000 rpm 232622 1970 ... andrews springs and collars for head set up and installation 232625 late ... inches and up this cam is for best torque up to 6500 rpm requires andrews springs ... exhaust 41° a grind intake 21° exhaust 43° b grind intake 26° exhaust 50° 6 grind ...
item for every model a paint ford engine green 28-31 ... nuts 4 required for manifold studs torque to 50 ft lbs 28-34 brass ... faces the manifold 8 pieces b9430/43 cup side faces manifold 28-34 extra ... gaskets intake manifold to exhaust bolt set 28-34 copper use on original ... intake save manifold to exhaust bolt set a9425b block-off plug a6621 4 ... a new intake or exhaust manifold bolt the two manifolds together check the ... easy removal of spark plugs cylinder head or exhaust bolts all 1 oz tube ... withstand temperatures of up to 1800° torque to 50 ft lbs ... 1931 style but will work on all 28-31 torque to 50 ft lbs ...
304
index flat head screws 217 grease fittings 219 ... interior trim screw sets 216 oval head wood screws 217 oval head machine ... screws 217 oval head sheet metal screws 217 pan head screws ... rivet sets 218 t nuts 216 truss head screws 217 tube nuts 216 hat pins ... 290-291 headengine 48 head nut torque tool 51 head saver aluminum 48 head ... studs b engine 222 headers pickup 190 headlamp plugs 127 ... headlights bar to fender patch panel 114 bar to ... 112 socket ferrule 113 support bolt retainer strap 114 visors 112 with ... 165 hidem welt 250 hinge pin mirrors head 146 hinge pins closed car 180 hinge ... pins open car 170 hinge pivot bolts rumble 167 hinge rods hood 137 ... 77 hose clips vacuum wiper 142 hub bolt tools 6 bolts front 6 bolts rear 6 ...
671018 use on all harley-davidson® engines $69.99 foot ... alignment on a twin cam 88® softail® engine and checks chain alignment between ... each $57.99 intake engine gaskets jims headbolttorque gauge for ... evolution® engines ® jims® compression release valve ... this tool for machining and preparing heads to install jims® compression release ... valves install on front or rear head with or without the valves installed ... valves 671019 use on all twin cam 88® engines $319.99 tranny ... the measuring of 90° when tightening headboltstorque sequence laser-etched on ... gauge 20805 for all evolution® engines from 1984 thru 1999 $12. ... for use on evolution® and twin cam 88® engines made flat for hard-toreach places eases ...
ground from alloy steel billets andrews engine cams for evo ev series cams are ... hydraulic lifters both cams offered bolt in with no head work in most cases note ... 10-1171 ev13 15/31 226 .485 stock bolt-in cam for street or touring with more mid ... cam 10-1123 ev23 10/30 220 .498 stock bolt-in cam crisp throttle response and strong ... rpm 10-2651 ev3 21/37 238 .495 stock bolt-in cam for light bikes fxrs etc more mid ... range power idle 43/15 238 .495 smoothness unaffected this ... is a 6000 rpm cam for stock heads and springs with hydraulic lifters 10- ... 1180 ev27 20/36 236 .495 stock bolt in street cam with fast open and close ... 495 ev3 but designed to produce a broad torque band pulls 1500-6000 10-1146 ev46 25/41 ... 246 .495 stock bolt in performance with fast open close ... pressure for 6000 rpm with stock heads and hydraulic lifters 10-1183 ev51 28/ ...
29
set 510g designed for 88-95 cubic inch engines with compression ratio below 9.7:1 2 ... set 570g designed for 88-95 cubic inch engines with compression ratio below 10:1 3 ... set 585g designed for 88-95 cubic inch engines with compression ratios from 10 to 10. ... 75:1 4 camshaft set 625g designed for engines of 95 cubic inches or more with ... 10.75:1 5 camshaft 640g designed for engines of 95 cubic inches or more with ... -lube cam profile accuracy for off idle torque to high rpm horsepower duration gross ... exhaust specifications fxst fxst 10-4396 10-4417 226° 236° .505 .505 mild ... street cruising touring bolt-in cam low-end torque and mid-range hp ... v/springs range idle to 5,000 rpm 10-4392 10-4418 236° 242° .505 .505 moderate ... street cruising bolt in mild perf for dynas softails or ...
s&s® cams for 1948 84 big twin engines s&s 565s cam s&s 565s cam replaces the ... to use in a high compression shovelheadengine it worked great for stock heads that ... in countless high performance street engines but time marches on and when we ... introduced our s&s heads for shovelheadengines with valve springs that could ... big inch high compression shovelheadengines is just the ticket for big bad engines ... shows two runs on a 103 s&s sh103 engine with an s&s super d carb and 2 drag ... pipes the lower set of curves show the torque and horsepower with the s&s 495 cam the ... that there is a significant increase in torque and horsepower across the entire rpm ... the all important mid range the dip in torque from 3000 to 4000 rpm is typical of the ... s® 565s camshaft for 1978 84 shovelheadengines 33-5195 s&s® cam specifications for ...
482
tools supplies torque plate kits cylinder torque plate kits ... the s&s® cylinder torque plate kits are used to simulate ... ground on the working surfaces s&s torque plate kits are available for the ... ® twin cam 88® and evolution® big twin engines and sportster® models in 35/8 and 4 ... bore s&s torque plates can be used in conjunction with ... type honing machine each kit includes a head end plate a base end plate four long ... grade 8 socket head cap screws to hold the assembly ... as s&s rolls out the new x-wedgetm engine series just as importantly we are also ... proven performance® is all about these torque plates are required to bore or hone x- ... cylinders they have the x-wedge five bolt pattern and are available for 41/8 ... etm engi ® x we d g s&s 1 2 4 cylinder torque plate replacement parts see chart for ...
crate engines crate engine quick reference chart chevy small-block ... 12499529 350/290 hp economy performance engine 19201328 350 ho turn-key with iron ... vortec heads 19201329 350 ho deluxe with iron vortec ... heads 12486041 350 ho base with iron vortec ... heads 19201330 zz4 350 turn-key with ... aluminum heads 24502609 zz4 350 base with aluminum ... heads 12561723 zz4 350 partial engine 12499120 ram jet 350 pfi with iron ... vortec heads 19201331 fast burn 385 turn-key with ... aluminum vortec heads 12496769 fast burn 385 base with ... aluminum vortec heads 12499101 ht383 base performance engine ... 12499106 383 partial engine 17800393 ht383e 12498772 zz383 with ... aluminum vortec heads ls family small-block v-8 part number ... edition 427 12568774 454 ho with iron heads and roller cam 12498778 454 partial ...
23
crate engines small-block 350 ho turn-key crate ... engines small-block 19201328 the classic 350 ... combination only with more power crate engines don t come more complete than the ... strong 330 horsepower and 380 lb-ft of torque it is the perfect replacement for a ... tired engine in an otherwise stock vehicle or a ... roader the 350 ho features a tough four-bolt main cylinder block torque-building ... vortec iron heads with center-style valve cover hold- ... hydraulic flat tappet camshaft with 0.435/0.460 lift specs which gives the 350 ho ... because the 350 ho is a turn-key crate engine it comes with the intake manifold and ... in the package it s the perfect crate engine whether you re building a 1972 malibu ... pickup classic small-block style four-bolt main cylinder block intake carb and ...
cams mean extra power for Evolution engines. H/D hydraulic lifters are capable of ... 133 STOCK Super power for supercharged engines; Basically an 52/08 240 274 .495 .122 ... EV23 10/30 220 255 .498 .134 STOCK Mild bolt-in street cam with more torque and HP for ... EV13 15/31 226 .270 .485 .161 STOCK Bolt-in street/touring cam for heavy bikes. ... 20/36 236 270 .495 .182 STOCK A great bolt in cam for stock EV80 engines using ... of the art design. Very strong, broad torque band OK with fuel injectors or ... EV3 21/37 238 280 .495 .197 STOCK Bolt-in street cam for light bikes (FXRS, etc ... .). Lots 43/15 238 280 .495 .159 more mid-range and ... idle 2800 to 6500 RPM cam with stock heads and springs. 291146 EV46 25/41 246 283 ... .495 .207 STOCK Bolt-in performance cam; state of the art ramp ...
14
spring collars) SPORTSTER CAMS (IRON HEAD) Duration(*) Max TDC Part# Year Grind ... cams only for use with stock P intakes. Bolt-in 214014 (71-80) PB+ 43/31 254 298 .410 ... .192 power for all iron head Sportsters with no head work. (Stock P ... (57-70) PB+ 34/40 254 298 .410 .208 Bolt-in replacement cams for stock 'P' or 'Q' ... cams; more horse 214045 (71-80) 43/31 254 298 .410 .208 power and torque ... 900/1000: Biggest cam available for no headwork instal- 214080 (71-80) 53/29 262 310 ... motors and strokers. Big 214110 (71-80) 43/31 254 306 .445 .200 boost in torque ... in 214145 (81-84)** 1977 and later engines. Stock springs OK. Needs 9.0 compression ... 311 .490 .207 duration for broad RPM torque range: 2500-7000+ rpm. 214200 (81-84 ... CAMS 14 www.andrewsproducts.com 431 Kingston Court Mount Prospect, IL 60056 ...
8 bat your headquarters for ff1600 ff2000 race engine ... exhaust valve lash .012 cold race engine clearances main bearings .002 con ... ohc tech info 1600 kent tech info race enginetorque specs headbolt 75 lbs ft main ... cap bolt 70 lbs ft rod cap bolt std 35 lbs ft rod cap bolt hd 43 ... lbs ft flywheel bolt 54 lbs ft pressure plate bolt 15 ... lbs ft rocker shaft bolt 30 lbs ft camshaft bolt 15 lbs ft ... thrust plate bolt 3.5 lbs ft chain tensioner bolt 7 ... lbs ft oil pump bolt 15 lbs ft oil sump bolt 8 lbs ft ... front cover bolt 7 lbs ft rear cover bolt 15 lbs ft water pump bolt 7 lbs ft ... water neck bolt 15 lbs ft crankshaft pulley bolt 28 ... lbs ft fuel pump bolt 15 lbs ft rocker cover screw 3.5 ...
1970-77 1978-84 14/38 44/20 21/41 j 21/43 a 21/43 ab 26/50 b 24/52 bh 32/56 6 37/ ... idle more power through r.p range bolts in with no head work .m street/drags ... bolts into shovels except some 1980-81 with ... no head work more mid-range and high-end power ... version of a b cam usually a bolt in but spring spacing may be required ... for 84/88 inch strokers maximum torque available from 2500 to 6500 r.p.m best ... production cam made for big street engines strokers from 84 to 96 will really ... turn on with this cam broad torque range pulls from 2000 to 7000 r.p.m ... version of a grind cam for 74 and 80 engines with 7.5 compression ratio pistons low ... cam more power through rpm range for engines with 7.5 compression pistons high lift ... pistons cams for low compression engines 10-2130 1948-69 16/36 10-2140 1970-77 1 ...
31
-69 1970-77 1978-84 s&s application s&s engines up to 88 450s w/up +8.5:1 good low ... mid range torque s&s 80 84 to 96 engines 514 with 8.5:1 or less cr good mid ... range s&s 88 to 103 engines 560s w 9:1 to 10:1:1 cr strong power ... 18° 236° 238° .475 453 .158 .152 no bolt in yes yes hyd 23°/43° 20°/55° 43°/23° ... but with more top end power requires no head work to install do not use with ... bind travel inlet 30° 55° .400 .183 .430 .480 exhaust 54° 26° .400 .166 .430 . ... significant gain over stock requires no head work to install fits 1948 and later do ...