157 results for aluminum heads 390 found in 0.000 seconds

5.85 ea ford truck 360-390 v1853 1.558 exhaust ... 35.97 heavy-duty cylinder head holders aluminum v-style modify and maintain your ... cylinder heads with ease with the heavy-duty aluminum ... for use with all popular cylinder heads and provides an inexpensive safe and ...

chevy #5073 #5089 e-street cylinder heads for 1986 earlier with straight plugs ... controlled motor vehicles e-street bare heads with 70cc combustion chambers 5072 ... combustion chambers 5088 note bare heads have valve guides and valve seats ... ford #5023 #5025 e-street cylinder heads for small-block ford 5023 with 1.90 ... #9680 head bolt bushing kit 1.90 heads are ideal for stock pistons 2.02 heads ... controlled motor vehicles e-street bare heads with 1.90 intake seats 5020 with 2.02 ... intake seats 5024 note bare heads have valve guides and valve seats ... and packaged in pairs · available in aluminum or cast iron options include as cast ... application performer performer rpm aluminum heads these street high-performance ... cylinder heads offer out of the box bolt-on ...

4.99 ea. Ford Truck 360-390 V1853 1.558" Exhaust ... it is to professionally cc cylinder heads. 66831 ... 108.99 Heavy-Duty Cylinder Head Holders Aluminum, V-Style Modify and maintain your ... cylinder heads with ease with the heavy-duty aluminum ... is a great way to hold your cylinder heads above your workbench while working on ...

269.90 1004 400 Engines and most aluminum blocks (steel wire ring) w/o stem hole ... 29.99 ea. P1004 400 Engines and most aluminum blocks (steel wire ring) 10 Pack w/o ... 254.40 1010 All S/B V8s w/ aluminum heads except some overbored 400 Engines ( ... 36.99 ea. 1014* 400 Engines and most aluminum blocks (steel wire ring) w/stem hole ... marine use. 1034 400 Engines and most Aluminum heads (steel wire ring) w/o stem hole ... 32.99 ea. P1034 400 Engines and most Aluminum heads (steel wire ring) 10 Pack ... 289.90 HeadSaver Spacer Shims These .020" thick dead ... assemble a complete engine. EXCEPT MOST ALUMINUM BLOCKS 2802 ... (except 305 engines with light weight heads) This set contains the following ... right tools for removal of gaskets from heads, blocks, thermostat housing and water ...

except 305 engines with light weight heads this set contains the following gaskets ... problems encountered with today s aluminum cylinder heads and intake manifolds ... different expansion rates of cylinder heads and intake manifolds this gasket is the ... 7140 pontiac 7145 ford engine 390-401 350 400-455 year 67-78 54.99 68- ... .99 71-81 52.99 63-78 49.99 headsaver® spacer shims these .020 thick dead ... .99 351c/m-400 2bl 71-79 46.99 390-428 61-71 53.99 429-460 68-85 ... right tools for removal of gaskets from heads blocks thermostat housing and water ... hard-to-clean substances from blocks heads etc 51000 7.99 to ...

chevy 302 ford ford 351 302 ford w/351 heads bb ford 390-428 ford 351c-400m mopar ... mopar 273-360 pontiac 350-455 w/d-port heads 67 later 190-3607 hex 134-3601 180- ... rockers and gridles chevrolet big block aluminum heads typical ford small block 5 ... 28.99 ford 289-302 aluminum timing cover water pump ... valve cover bolt kits application cast aluminum covers bolt kit 1/4-20 8 pieces bolt ...

large race ports 69-76 302-400 brodix aluminum head no seals 1.38w x 2.25h 65-88 396- ... 88 396-502 no seals 1.75w x 2.50h edp heads 65-88 396-502 1/8 thick no seals 1.75w ... x 2.50h edp heads chrysler/dodge/plymouth 64-89 273 340 ... 360 4 bbl heads 1.17w x 2.27h 66-69 273 2 bbl heads ... part no amc 70-79 304 360 70-78 390 1970 401 71-76 buick 65-75 401-455 ... 12w x 1.48h 69-74 302 boss 351c w/4 bbl heads 1.90w x 2.20h 70-74 351c 351m 400 w/2 ... bbl heads oval port 1.58w x 1.96h 87-95 302 5.0l ... 351w w/gt-40 58-65 332-390 square port 1.56w x 2.32h 66-71 390-428 ... gasket sets for performance cylinder heads a blend of nitrile rubber and fiber ...

shearing forces created from b-metal aluminum/iron aluminum head and cast iron block ... -later oval port 1.27 w x 1.75 h 332-390 58-65 fe stock port 429-460 68-88 stock ...

recon/revelation csu dual air/solo air aluminum steerer brake post kit steel qty 2 tora ... kit rebound damper adjust knob/bolt aluminum red motion control/turnkey compression ... damper/seal head preload adjuster knob aluminum recon top cap aluminum pre-load non ... kit qty 3 u-turn travel adjuster knob aluminum coil u-turn travel adjust knob grey ... coil u-turn travel adjuster knob aluminum coil lever recon/revelation u-turn ... knuckle r/l cable housing 11.4311.390.000 recon poploc remote upgrade kit mc non- ...

recon/revelation csu dual air/solo air aluminum steerer brake post kit steel qty 2 tora ... kit rebound damper adjust knob/bolt aluminum red motion control/turnkey compression ... knob standard adjust alum recon top cap aluminum pre-load non adjust 32mm recon ... damper poploc non-adjust lever 11.4311.390.000 recon poploc remote upgrade kit mc non- ...

recon/revelation csu u-turn gradient aluminum steerer recon/revelation csu dual air/ ... solo air aluminum steerer reba/recon xc/sl/race csu ... aluminum steerer brake post kit steel qty 2 tora ... kit rebound damper adjust knob/bolt aluminum red poploc lever left poploc lever ... damper/seal head preload adjuster knob aluminum recon top cap aluminum pre-load non ... spring u-turn travel adjuster knob aluminum coil u-turn travel adjuster knob grey ... coil u-turn travel adjuster knob aluminum coil lever recon/revelation u-turn ... poploc adjust lever upgrade 11.4311.390.000 recon poploc remote upgrade kit ...

recon/revelation csu dual air/solo air aluminum steerer reba/recon xc/sl/race csu ... aluminum steerer brake post kit steel qty 2 tora ... kit rebound damper adjust knob/bolt aluminum red poploc lever left poploc lever ... poploc adjust lever upgrade 11.4311.390.000 recon poploc remote upgrade kit ...

mustang 351w v-8 351m-400 v-8 352-360-390-427-428 v-8 429-460 v-8 0-8057026 112-539 0- ... 0-80770 12-289-11 n/a 12-289-11 n/a 12-390-11 12-460-11 12-801-1 12-901 12-801-1 12- ... 4 2-1/2 2-1/2 1 up to 1986 1987-later w/aluminum heads 2 1987-later w/cast-iron heads 72 ... if using p/n 300-552-1 cylinder heads 5 use p/n 300-49 manifold if using p/n ... 300-552-1 cylinder heads 6 hydraulic roller camshaft kit does ...

mustang 351w v-8 351m-400 v-8 352-360-390-427-428 v-8 429-460 v-8 0-80670 112-500 0-80670 ... -8087027 12-289-11 n/a 12-289-11 n/a 12-390-11 12-460-11 12-802-1 12-902 12-802-1 12- ... 2 2-1/2 2-1/2 1 up to 1986 1987-later w/aluminum heads 2 1987-later w/cast-iron heads 72 ... if using p/n 300-552-1 cylinder heads 6 hydraulic roller camshaft kit does ... if using p/n 300-552-1 cylinder heads 27 for applications over 500 horsepower ...

will always be there to meet your needs aluminum dead soft exhaust gaskets dead soft ... aluminum conforms easily to surface ... shearing forces created from b-metal aluminum/iron aluminum head and cast iron block ... -later oval port 1.27 w x 1.75 h 332-390 58-65 fe stock port 429-460 68-88 stock ...

°f application amc 70-79 304 360 70-78 390 1970 401 71-76 buick 65-75 401-455 ... 12w x 1.48h 69-74 302 boss 351c w/4 bbl heads 1.90w x 2.20h 70-74 351c 351m 400 w/2 ... bbl heads oval port 1.58w x 1.96h 87-95 302 5.0l ... 351w w/gt-40 58-65 332-390 square port 1.56w x 2.32h 66-71 390-428 ... large race ports 69-76 302-400 brodix aluminum head no seals 1.38w x 2.25h sb chevy ... 88 396-502 no seals 1.75w x 2.50h edp heads 65-88 396-502 1/8 thick no seals 1.75w ... x 2.50h edp heads chrysler/dodge/plymouth 64-89 273 340 ... 360 4 bbl heads 1.17w x 2.27h 66-69 273 2 bbl heads ... gasket sets for performance cylinder heads part no 183g 175 179 177 182 168 379 ...

block 355ci vortec head new cast iron heads with dual plane satin finish intake ... manifold 9.5 to 1 compression new aluminum valve covers 360hp torque 380 ... 600cfm carb ignition bp3555ctc $6,195 390hp tq 395 multiport f.i ignition ... bp3555ctf $8,195 aluminum head adds scat forged crank probe ... forged pistons new cast iron heads with dual plane satin includes dual ... chrome valve covers choose 1 or 2 piece aluminum valve covers rear main seal add 1 to ... pt for 1 piece 385hp torque 390 bp3556ct $5,895 405hp ... bp3556ctf $9,395 vortec head 383ci aluminum head forged internals includes dual ... new new budget stomper 355ci aluminum valve covers 395hp torque 440 ... bp3836ct $5,295 iron or aluminum head add edelbrock 750cfm carb ... i ignition bp3836ctf $8,795 cast iron heads:360 bp35511ct1 $2,495 330hp ...

scat rods modified ford cast iron heads bored to 408ci includes with dual plane ... pump clevite bearings and flat tappet aluminum head hydraulic lifter camshaft includes ... dart aluminum heads scat rods carb and fuel injected ... pumps braided fuel signature series aluminum valve covers line w filter and an ... connectors spark 370hp torque 390 bp3470ct $5,495 plugs ... carb msd ignition bp3470ctc $6,995 390hp torque 410 magnum iron head edelbrock ... bp3470ctf $9,295 cast iron heads with edelbrock rpm airgap intake ... 5:1 and mopar performance black satin aluminum aluminum head valve covers forged ... bpc4080ct $3,995 pistons dart heads dual plane satin finish add edelbrock ... intake manifold 9.5:1 signature series aluminum valve covers aluminum head 425hp torque ...

. For Use on 3/8" Stud Mount Cylinder Heads 1.6 Ratio Only Ultimate Strength for ... Eliminates Need for Head Inserts on Aluminum Heads) .....149.99 ARP1545407 Main Stud ... Stroker engines. Constructed out of .390 thick Chromoly steel, it is absolutely ... bottom end. Much more effective than aluminum, steel will not expand under heat and ...

OEM Short Block 302 5.0L/302 GT-40 Aluminum Head Crate Engine Assembly Retains ... Ratio (Nominal) Ford Racing Aluminum GT-40 Cylinder Heads M-6049-X303 and ... 3395.99 5.0L/302 GT-40 Aluminum Head 342 Stroker Crate Engine Assembly ... to 342 cu. in. 4 00 HP 5900 RPM and 390 ft/lbs of Torque 4800 RPM Ford Racing ... Ratio (Nominal) Ford Racing Aluminum GT-40 Cylinder Heads M-6049-X303 and ... Horsepower M-6007-A342 5.0L/302 GT-40 Aluminum Head 342 Stroker Crate Engine Assembly ... ........$5475.99 5.0L/302 Aluminum Head 347 Stroker Crate Engine ... Ratio (Nominal) Ford Racing Aluminum Z Cylinder Heads M-6049-Z304A Single ... Performance M-6007-C347 5.0L/302 Aluminum Head 347 Stroker Crate Engine Assembly ... ........$6995.99 5.8L/351 GT-40 Aluminum Head Crate Engine Assembly Retains ...

350 HO Turn-Key with Iron Vortec Heads 350 cu in 330 380 30 12496968 350 HO ... Deluxe with Iron Vortec Heads 350 cu in 330 380 32 12486041 350 HO ... Base- with Iron Vortec Heads 350 cu in 330 380 32 12499712 ZZ4 Turn- ... Key with Aluminum Heads 350 cu in 355 405 34 24502609 ZZ4 Base ... with Aluminum Heads 350 cu in 355 405 36 12561723 ZZ4 ... Ram Jet 350 PFI with Iron Vortec Heads 350 cu in 350 400 38 12499710 Fast Burn ... 385 Turn-Key with Aluminum Vortec Heads 350 cu in 385 385 42 12496769 Fast Burn ... 385 Base with Aluminum Vortec Heads 350 cu in 385 385 44 12499101 HT 383 ... Circle Track 350/350 350 cu in 350 390 56 88958603 Circle Track 350/355 350 cu ... LS1 Fuel Injected Engine with Computer (Aluminum Block) 5.7L 350 365 66 17801268 LS6 ... Service Engine with Camaro Oil Pan Kit (Aluminum Block) 5.7L 405 400 70 19156261 LS2 ...

, spider restrictor design SB2.2 This aluminum manifold has more material in the ... racing and high-rpm engines. Additional aluminum in the runners and plenum allows more ... manifold is closer to net shape for 390-cfm carburetor applications. This casting ... 12370840 Valley Plate Assembly, SB2.2 Aluminum valley cover is used with manifold ... and P/N 88958617 on SB2.2 cylinder heads for NASCAR racing. H. 88958659 NEW ... Valley Plate Assembly, SB2.2 Aluminum valley cover is used with manifold ... from the front and rear of the cylinder heads. 88958666 NEW Intake Manifold, ROX ... Spider Design Fits P/N 88958667 ROX heads. 88958670 NEW Valley Plate Assembly, ROX ... single plane manifolds fit 18 cylinder heads and are designed with air gaps ...

hp torque lb-ft compression ratio heads camshaft crank piston intake ... hp torque lb-ft compression ratio heads camshaft crank piston intake ... hp torque lb-ft compression ratio heads camshaft crank piston intake ... camshafts intake manifolds and cylinder heads are evaluated after target numbers are ... testing is based on the m-6007-z50z 302 390 360 10.0:1 z304da high flow z303 hyd ... 50 stroke cast 4.000 hypereutectic 2v aluminum ford duraspark production full sump ...

crate engines 5.0l/302 cid small block 390 hp z head ford racing performance ... 302 cubic inch 390 hp with headers and a 650 cfm holley ... pan fits most fox body cars ford racing aluminum z cylinder heads m-6049-z304da with 2 ...

pro master catalog edelbrock cylinder heads cast at the ultramodern edelbrock ... aluminum foundry edelbrock heads are made from a356 aluminum and heat ... of accuracy features for all edelbrock heads include threaded inserts in rocker ... gasket seal and all edelbrock heads are designed to accept high-lift cams ... performer rpm heads for amc/jeep edelbrock now offers power ... owners of 1967-91 amc and jeep 343 360 390 and 401 engines features an efficient ... part no amc/jeep 67-91 343 360 390 401 complete #60119 60119 performer ... rpm heads for chevrolet designed for non- ... and 400 c.i.d engines up to 1986 these heads made 420 horsepower with the performer ... for small-block chevy s performer rpm heads with 64cc combustion chambers improve ... 60899 60739 60999 60719 performer heads for small block chevy designed for pre- ...

2006 parts pro master catalog cylinder heads accessories cast at the ultramodern ... edelbrock aluminum foundry edelbrock heads are made from a356 aluminum and heat ... of accuracy features for all edelbrock heads include threaded inserts in rocker ... gasket seal and all edelbrock heads are designed to accept high-lift cams ... performer rpm heads for small block ford bolt-on horsepower ... finish 60229 60259 performer 5.0/5.8l heads for small block ford direct bolt-on ... heads for 1982-95 5.0l and 5.8l 351w v8s ... notched for valve clearance these heads will not accept rail rockers ... 60379 60289 60399 60299 performer rpm heads for ford fe applications direct bolt-on ... replacements for the 1961-76 390-427-428 ford fe family heads feature 2.09 and ... weigh in at 18lbs lighter than stock heads valve springs are 1.55 diameter and ...

edelbrock cylinder heads cast at the ultramodern edelbrock ... aluminum foundry edelbrock heads are made from a356 aluminum and heat ... of accuracy features for all edelbrock heads include threaded inserts in rocker ... gasket seal and all edelbrock heads are designed to accept high-lift cams ... performer rpm heads for amc/jeep edelbrock now offers power ... owners of 1967-91 amc and jeep 343 360 390 and 401 engines features an efficient ... part no amc/jeep 67-91 343 360 390 401 complete #60119 60119 performer ... rpm heads for chevrolet designed for non- ... and 400 c.i.d engines up to 1986 these heads made 420 horsepower with the performer ... for small-block chevy s performer rpm heads with 64cc combustion chambers improve ... 60739 60999 60719 #60899 performer heads for small block chevy designed for pre- ...

edelbrock cylinder heads cast at the ultramodern edelbrock ... aluminum foundry edelbrock heads are made from a356 aluminum and heat ... of accuracy features for all edelbrock heads include threaded inserts in rocker ... gasket seal and all edelbrock heads are designed to accept high-lift cams ... performer heads for ford edelbrock performer 50-state ... street legal heads provide outstanding bolt-on performance ... performer power package performer heads #60359 have high-flow 2.02 intake ... rocker studs are included on complete heads bronze guides and hardened interlocking ... seats are included on all heads will not accept rail rockers ... part no 60329 60359 60279 performer rpm heads for small block ford bolt-on horsepower ... finish 60229 60259 performer 5.0/5.8l heads for small block ford direct bolt-on ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... superchargers kits power pkg cylinder heads s/b fe ford ford 351 cleveland street ... fe 170cc intake ports · direct bolt-on heads for 1961-76 390-427-428 fords · 428 ... 73 exhaust valves performer rpm fe for 390-428 cobra jet chamber size intake port size ... stud kit for all edelbrock fe cylinder heads 6009 provides better rocker shaft ... recommended for use with edelbrock fe heads it eliminates wearing of the threads ... shaft bolts in the head note 76cc heads have vertical bolt pattern only 390 gt ... valve lifts up to .600 on complete heads a356 aluminum heat treated to a t-6 ... diagonal bolt pattern on 72cc chamber heads high-flow exhaust ports are in the ... stock location performer rpm fe for 390-428 cobra jet #60069 has 72cc combustion ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... superchargers kits power pkg cylinder heads accessories pushrod guideplates for ... edelbrock heads made from high-grade alloy steel and ... barrier between the springs and the aluminum heads positively locating the base of ... ford 318-360 chrysler pontiac olds heads using springs #5767 5769 spring seat ... .73 diameter counterbore for edelbrock 390-428 ford fe and 383-440 chrysler heads ... d for edelbrock b/b chevy and 460 ford heads using valve springs #5745 5770 head ... and machining reduced diameter bolt heads eliminate the need for valvetrain ... kit for edelbrock and gm gen iii ls1 heads 8596 b/b chevrolet head bolt kit for # ... #60479 #60499 and #60559 not for stock heads mark iv only 8551 b/b chevrolet head ...

pawengineparts.com edelbrock cylinder heads street legal street highperformance ... heads · bolt-on edelbrock performance for amx ... more · designed for 1967-1991 343 360 390 and 401 c.i.d amc engines street legal ... street highperformance aluminum cylinder heads performer s/b chevy ... engines with 1/2 head bolts these heads include step-dowel pins for pre-1970 ... and performer manifolds with performer heads choke kit ede1932 is required · ... 350 and 400 c.i.d engines up to 1986 · heads with 64cc combustion chambers imede- ... smallblocks street legal performer heads wtih exhaust crossover port intake ... accepts stock centerbolt or edelbrock aluminum valve covers ede-4246 and ede-4247 · ... centerbolt for corvette 92 cylinder heads technical notes sold individually ... convertibles originally equipped with aluminum heads covers ede-4246 and ede-4247 ...

pawengineparts.com medelbrock cylinder heads exhaust bolt and rocker stud bosses for ... kit for those wanting to retrofit these heads onto the 351w blocks · designed for ... lifters to be changed without removing heads · spark plug holes and valves are in ... high-performance performer rpm ford 390-427-428 fe · direct bolt-on heads for 1961-1976 ... 390-427-428 fords ede-60069 · 428 cobra jet-sized ... streetable power performer rpm fe for 390-428 cobra jet150 intake valve chamber port ... stud kit for all edelbrock fe cylinder heads ede-6009 $91.95 performer rpm ford 351c ... manufactured from a lightweight a356 aluminum and offering edelbrock s out-of-the-box ... performance these new 351c heads include stock intake and exhaust port ... and heli-coiled in the note 76cc heads have vertical bolt pattern only 390 gt ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... superchargers kits power pkg cylinder heads s/b fe ford ford 351 cleveland street ... fe 170cc intake ports · direct bolt-on heads for 1961-76 390-427-428 fords · 428 ... 73 exhaust valves performer rpm fe for 390-428 cobra jet chamber size intake port size ... stud kit for all edelbrock fe cylinder heads 6009 provides better rocker shaft ... recommended for use with edelbrock fe heads it eliminates wearing of the threads ... shaft bolts in the head note 76cc heads have vertical bolt pattern only 390 gt ... valve lifts up to .600 on complete heads a356 aluminum heat treated to a t-6 ... diagonal bolt pattern on 72cc chamber heads high-flow exhaust ports are in the ... stock location performer rpm fe for 390-428 cobra jet #60069 has 72cc combustion ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... superchargers kits power pkg cylinder heads accessories pushrod guideplates for ... edelbrock heads made from high-grade alloy steel and ... barrier between the springs and the aluminum heads positively locating the base of ... ford 318-360 chrysler pontiac olds heads using springs #5767 5769 spring seat ... .73 diameter counterbore for edelbrock 390-428 ford fe and 383-440 chrysler heads ... d for edelbrock b/b chevy and 460 ford heads using valve springs #5745 5770 head ... and machining reduced diameter bolt heads eliminate the need for valvetrain ... kit for edelbrock and gm gen iii ls1 heads 8596 b/b chevrolet head bolt kit for # ... #60479 #60499 and #60559 not for stock heads mark iv only 8551 b/b chevrolet head ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... include an assembled induction module aluminum manifold 4v throttle body fuel rails ... laptop computer for 1967-69 amc for 343 390 c.i.d engines 3530 for 1970-91 amc/ ... jeep v8 for 304 360 390 401 c.i.d engines 3531 pro-flo efi # ... and performer rpm amc cylinder heads these street high-performance heads ... -91 engines with 1/2 head bolts these heads include step-dowel pins for pre-1970 ... and specifications on amc cylinder heads turn to page 142 performer rpm amc ...

gaskets install items manifolds efi heads cams access nitrous water pumps access ... rpm or new victor chrysler 440 aluminum cylinder heads for maximum performance ... will not fit 1962-64 max wedge heads victor 440 efi manifold #29545 victor ... with windsor-style racing cylinder heads such as our victor heads #77219 or ... victor jr heads #77169 excellent for large displacement ... with ported cast iron or aftermarket aluminum heads such as edelbrock victor jr # ... 77169 or victor heads #77219 for ultra high-horsepower ... throttle bodies on page 139 ford 390-428 v8 victor fe efi super victor 351w efi ... 8000 rpm designed for high performance 390-406-410-427-428 c.i.d ford fe engines victor fe efi is ... matching to low or medium-riser style heads machined rear breather boss is included ...

-90 361 383 400 426 440 1 bolt 1955-80 aluminum timing covers edelbrock s die-cast ... 302 302 boss 351w 1962-84 332 352 360 390 410 427 428 1963-76 351c 351m-400 1962- ...

ford 351c/m 400 ford 352-428 fe ford 390 428 plymouth-dodge-chrysler 273-360 ... arms the toughest strongest die cast aluminum roller rocker arm available precision ... die cast aircraft quality aluminum body needle bearing full rollerized ... ratio pedestal mount type for 77-94 cyl heads non-adjustable secured with 5/16 bolt ...

access water pumps nitrous cams access heads efi manifolds install items gaskets ... with 4500 series carburetors and 23° heads the super victor #2970 is for standard ... locations and #2971 is for raised port heads they have a large runner cross- ... s manifold super victor 4500 for 23° heads 2970 super victor 4500 for raised port ... 23° heads 2971 installation notes recommended ... gm cast-iron vortec bowtie cylinder heads #25534351 185cc and #25534371 215cc it ... the port shape and location of these heads and is the best choice for racing ... with standard port location iron and aluminum heads runners have a tapered cross- ... allows port matching to the small port heads used in nhra super stock classes 1 or ... for bracket race and 9:1 compression 390 cfm carb oval track applications this ...