Catalog: GM Performance Parts 2006 Catalog
Company/Brand: GM Parts Direct
two piece rear main seal in GM Performance Parts 2006 Catalog by GM Parts Direct
siamesed cylinder walls 1 and four-bolt main caps 2 that are secured by Grade 8 ... . Bowtie blocks are called out by main journal sizes (i.e., 283, 350 or 400) ... 400) if the bore is not standard to the main size. Example: #24502501 350 Main- 283 ... Bore size has standard 350 main journal sizes, however the bore is ... for block 10051183) 0.900" thick main bearing bulkheads, Grade 8 main bolts ... Priority main oiling system Standard 9.025"deck ... bolt holes for improved head gasket sealing Tall lifter bore blocks may require ... Oil dipstick holes are not drilled Use seal adapter P/N 10051118 to use 2-piece ... rear main crankshafts in 1-piece rear main blocks See chart on page 132 for ... complete specifications. Two-Bolt 350 Main Blocks Two-bolt main bearing caps are ...

One-Piece Rear Main Seal Race Block (front) GM PERFORMANCE PARTS ... race-prep machining, 4-bolt splayed 4 main caps, and the very highest grade of ... tolerances! Cylinder decks, front and rear of case, oil pan rail surfaces and head ... the use of larger bearings Extra thick main bearing bulkhead machined at 5 Premium ... quality main studs SAE 8620 steel main bearing caps Billet wet sump rear main ... use 400 journal crankshafts Priority main oiling system 2-piece rear-main ... bolt holes for improved head gasket sealing Cylinder bores have a nominal wall ... holes are not drilled A. 24502501 350 Main, 283 Bore Cast Iron Bowtie Race Block ... out of the box 4-bolt SAE 8620 steel mains, 20 splayed caps on center 3 mains 2. ... GM Performance Parts! No one. 4Splayed main caps have additional material holding ...

Short Deck Race Block (rear) Short Deck Race Block (front) Four- ... Bolt Main Caps 137 24502503 350 Cast Iron Bowtie ... out of the box 4-bolt SAE 8620 steel mains, 20 splayed caps on center 3 mains 2. ... to over 700 horsepower! B. 24502650 283 Main, 350 Bore size Short-Deck Bowtie Race ... track racing! 4-bolt SAE 8620 steel mains, 20 splayed caps on center 3 mains 8. ... head Machined as 4.400" bore and main centers, can be machined to 4.500" bore ... to over 800 horsepower! 12480050 283 Main, 350 Bore size Medium-Deck Bowtie Race ... track racing! 4-bolt SAE 8620 steel mains, 20 splayed caps on center 3 mains 8. ... head Machined as 4.400" bore and main centers, can be machined to 4.500" bore ... Tested to over 800 horsepower! Two-Piece Rear Main Seal B B B B ...

Race Blocks Continued 12480045 283 Main Size NASCAR Busch Series Block CNC- ... 4-bolt NASCAR-block specific steel mains, 17 splayed caps on center 3 mains 4. ... to over 800 horsepower! 12480046 350 Main Size NASCAR Busch Series Block CNC- ... 4-bolt NASCAR-block specific steel mains, 17 splayed caps on center 3 mains 4. ... to over 800 horsepower! 12480097 283 Main Size NASCAR SB2.2 Series Block CNC- ... 4-bolt NASCAR-block specific steel mains, 17 splayed caps on center 3 mains 4. ... to over 800 horsepower! 12480098 350 Main Size NASCAR Busch Series Block, SB2 ... 4-bolt NASCAR-block specific steel mains, 17 splayed caps on center 3 mains 4. ... SMALL-BLOCK V-8 138 NASCAR Specific Main Caps (detail) NASCAR Busch Series Block ... (front) NASCAR Busch Series Block (rear) Two-Piece Rear Main Seal (detail ...

thickness) 4-bolt SAE 8620 20 splayed main caps on center 3 mains (2-bolt steel ... front and rear mains) Camshaft raised .390" to 4.912" ... rod and counterweight clearance 350 main journal size Priority main wet sump ... system (remote oil filter only) Two-piece crankshaft seal Dual starter mounts ... complete specifications. Rocket Block (rear) CHEVY SMALL-BLOCK V-8 140 ...

-BLOCK V-8 142 Billet Steel Four-Bolt Main Cap E NOTE: NOTE: CYLINDER BLOCK ... 3/8" or 7/16" bolts. Package includes two brackets and two 7/16" bolts. B. ... for marine applications. 10121044 Rear Oil Seal, two-piece design (not shown) ... Rear oil seal for V-8 and V-6 engines with pre-1985- ... style two-piece oil seal design. Used by many NASCAR teams for ... . E. 14011072 Billet Steel Four-Bolt Main Cap This strong main bearing cap has ... . It also reduces distortion of the main bearing bores. Cap is machined from ... . It is designed for blocks with 2.45" main bearings. Consult Chevy Power manual P ... caps on blocks originally equipped with two-bolt or production-style four-bolt caps. ...

Crankshaft Forging B Crankshaft Seal Adapter C Crankshaft (forged steel) A ... iron This is a nodular cast iron, one-piece rear main seal crankshaft for 300- and ... diameter rod journals and standard 350 mains for 350 HO engines with one-piece rear ... seal and 3.00" flywheel flange bolt circle. ... 800" stroke. Rod journals are 2.10" and mains are standard 350 size. Should be used ... P/N 12498008, and 1986-and-later one-piece crank seal design flywheel or flexplate ... 3.20" to 4.00". The 2.900" diameter main bearing journals can be ground to fit ... 400-cubic-inch small-block main bearings. Large front section can be ... small-block balancer. Uses early style two-piece rear seal. C. 10051118 Crankshaft Seal ... Allows installation of early-style, two-piece seal crankshaft in block machined for ...

redesigned in 1986 to include a one-piece rear main seal, resulting in a new oil ... -1986 engines there is also a newer one-piece pan gasket available. As a result of ... . If you have installed crankshaft seal adapter P/N 10051118 on a block which ... is machined for a one-piece rear seal, you must use an oil pan and gasket ... right-hand dipstick. Designed for one-piece rear main and one-piece oil pan gasket ... . Fits with crankshaft seal adapter P/N 10051118. Use with oil pan ... (RH). E. 360450 Oil Pan, Z28-style (two-piece rear main seal) Five-quart oil pan ... and a left-hand dipstick. Use with twopiece rear main seal on 1955-1979 blocks. ... Oil Pan, 1986-1996 Corvette-style (one-piece rear main seal) Fits 1986-1996 ...

(close-up) Bowtie Sportsman Block (rear) 198 BOWTIE SPORTSMAN BLOCKS For the ... are available with tall decks 4, one-piece or two-piece crankshaft seals 5, ... feature splayed main caps 6, and can easily be stroked to ... 10.200") Requires Gen V VI design one-piece rear main seal oil pans Machined for ... 001" tolerance Nodular iron 4-bolt main caps, 16 splayed on center 3 mains ... mechanical fuel pump pad Priority main oiling system Siamese Cylinder bores ... Standard Deck Bowtie Sportsman Block 1-piece rear main seal CNC-machined cast iron ... Standard Deck Bowtie Sportsman Block 2-piece rear main seal CNC-machined cast iron ... means more power. Pump it up! 5A one-piece crankshaft seal is desirable to ...

) ZL1 Aluminum Big-Block, Four-Bolt Mains ZL1 Aluminum Big-Block (rear) 200 ZL1 ... and Camaro were without question two of the rarest musclecars ever produced ... : 356-T6M Aluminum block Steel 4-bolt main caps, 16 splayed on center 3 mains, ... stroke Standard deck height (9.800") Two-piece rear main seal Oil and water plugs are ...
Caps Tall Deck Bowtie Race Bare Block (rear) BOWTIE RACE BLOCKS (CAST IRON) These ... provided Requires Mark IV design two--piece rear main seal oil pans Requires Mark ... to +/-.001" tolerance 4-bolt SAE 8620 main caps, 16 splayed on center 3 mains ... mechanical fuel pump pad Priority main oiling wet-sump system Provisions for ...
Bowtie V-6 Bare Block (rear) A Bowtie V-6 Bare Block (front) A NOTE ... 6 engines with 4.00" cylinder bores and two-bolt main bearing caps. Uses one-piece rear ... main seal and is machined for either roller or ... flat tappets. Has two oil galleries and an open lifter ... pre-1986 production crankshafts with two-piece rear seals can be installed using seal ... height is 9.025". Features 8620 steel main caps, priority main oiling, 2.00" O.D. ... (see above), except it has nodular main bearing caps and Grade 8 bolts. ... Type Wet Wet Wet Dry Dry Crankshaft Seal Type 2 piece 2 piece 2 piece 2 piece 2 ... piece Design Max Stroke 3.75" 4.00" 4.00 4. ...

Aluminum Racing Bare Block (rear) B Aluminum Racing Bare Block (front) B ... Aluminum Racing Bare Block (350 ci main size) Improved, new-design 90 V-6 A-356 ... 0.620" thick, with reinforced front and rear bulkheads. Head bolt holes are blind- ... to eliminate coolant leaks. Four-bolt main caps are machined from 4340 chrome-moly ... V-8-style oiling system. It uses a two-piece rear main seal. B. 10134351 Aluminum ... Racing Bare Block (400 ci main size) This block has the same features ... it has 4.117" bores, a 2.65"-diameter main bearing bore and a provision for dry ... bore is 4.130". Steel Four-Bolt Main Cap B Nodular Four-Bolt Splayed Cap A ... Two-Piece Rear Main Seal B Two-Piece Rear Main Seal A ...
gasket P/N 24502557. Sold as single piece. Order two per engine. V-6 VALVE ... -and-later 4.3L V-6 engines with one-piece rear main bearing seal. Requires ...
350 Bare Block (1986-later style), 1-piece rear main seal ... 383 Bare Block (1986-later style), 1-piece rear main seal ... 133 350 Bare Block (pre-1986 style), 2-piece rear main seal ... ......................... .........133 TWO-BOLT MAIN BLOCKS ... 134 350 Main, 283 Bore size Bowtie Sportsman Block, 1 ... -piece rear main seal ....134 350 Bowtie Block, 1-piece rear ... main seal ... 134 FOUR-BOLT 350 MAIN BLOCKS ... 135 350 Bowtie Sportsman block, 1-piece rear main seal ... 135 350 Bowtie Sportsman block, 2-piece rear main seal ... 135 350 Main, 400 Bore size Bowtie Sportsman block, 1 ... -piece rear main seal ....135 350 Main, 400 Bore size Bowtie Sportsman block, 2 ...
166 Camshaft Rear Cover Kit ... 169 Crankshaft Seal Adapter ... 175 Oil Pan, Z28-style (two-piece rear main seal ... Oil Pan, 1986-1996 Corvette-style (one piece rear main seal ... 17 5 Oil Pan Gasket, one-piece rear main seal ...