Page 79 of 2009 Performance Parts by GM Parts Direct

chevy small-block v-8 sb2.2 nascar race heads continued 12480129 semi-finished sb2.2 aluminum cylinder head · · · · · aluminumnascaracceptedhead barehead,no seats or guides reducedsize.375 diameterguideholes as-castpeanut ports 48cc as-cast combustionchamber cylinder heads additional required components part number 93438649 93438648 12558060 12529093 12464298 12556463 25534446 head gaskets quantity 101051172 101051172 101051172or125572362 101051172or125572362 101051172or125572362 125572362 101051172 101850542 or123637632 bolts quantity 1016852514 101685264 1016852716 1016852514 101685264 1016852716 1016852514 101685264 1016852716 1016852514 101685264 1016852716 1016852514 101685264 1016852716 1016852514 101685264 1016852716 1016852514 101685264 1016852716 spark plug n/a n/a 19157986 19157986 5614210 5614210 engine application 12587265,12499529,19157995 12587265,12499529 chevy small-block v-8 a 88958667 semi-finished sb2.2 design r0x aluminum cylinder head 88958602,12499711,12499101,12497317,12486041,12496968 88958602,12499711,12499101,12497317,12486041,12496968 88958604,12499710,1249772,12496769 24502609,88958603,12499712,19201330 12366573,12496820,12496822,12496820 · fullycnc-machinedaluminumracehead · hascastportsandcombustionchambersfor professional finishing · machinedfor4.500 borecenterr0xcylinderblock p/n25534453 · specialspreadhead-boltpattern,3/8 fasteners,19holes · machinedwithadditional.070 materialondeckface · valvecenterlinesmovedapart.100 foradditionalvalve clearance and larger valves · valveanglesare11°x4°intake,and7°x2°exhaust · exhaustportpositionsareslightlyreoriented,butsame boltpatternasstandardsb2.2 · as-castpeanut intakeports · as-castpeanut exhaustports · 28cc as-cast combustionchambers a semi-finished sb2.2 design r0x cylinder head exhaust overhaul gasket kits a 19201171 rebuild gasket kit · fits350hoandcircletrackenginep/n88958602 10105117 10108676 12555771 89017465 10105135 10108435 12560223 3754587 10108445 10046089 12554314 2 1 1 1 1 1 1 2 1 2 1 headgaskets oilpangasketset rearmainsealhousinggasket intakemanifoldgasketset wateroutletgasket frontcovergasket fuelpumpadaptergasket waterpumpgaskets distributorgasket valvecovergaskets crankshaftrearmainseal this kit includes the following items 1968 camaro z/28 a r0x sb2.2 head intake rebuild gasket kit a b 19201172 rebuild gasket kit · itszz4,fastburn385,ht383andcircletrackengines f p/n88958603andp/n88958604 12557236 10108676 12555771 89017465 10147994 10105135 12560223 3754587 10108445 10046089 12554314 2 1 1 1 1 1 1 2 1 2 1 headgaskets oilpangasketset rearmainsealhousinggasket intakemanifoldgasketset intakemanifoldgasketset wateroutletgasket fuelpumpadaptergasket waterpumpgaskets distributorgasket valvecovergaskets crankshaftrearmainseal this kit includes the following items mere months after the camaro bowed in 67 the z/28 package joined the lineup bringing a high-revving 302-inch engine and corner-carving suspension however it wasn t until 68 that the z/28 came into its own as a full-fledged model with its own exterior badging originally created to sneak in under the sports car club of america s displacement limits of 305 cubic inches for trans am racing the fusion of a 283 crank and a 327 block resulted in the 302-cube combination the engine featured large-port heads with 1.94 intake valves and 1.60 exhaust valves actuated by a solidroller camshaft but was only rated at 290 horsepower in reality it made as much as 350 horsepower with that kind of power and an f41 heavy duty suspension to match mark donahue led team penske to an scca manufacturer s championship in 68 despite its road-racing bent the z/28 also cleaned up on the quarter-mile with stock eliminator driver dave strickler bringing home the championship in his 11-second grumpy jenkins-prepped 68 a r0x sb2.2 head combustion chamber rebuild gasket kit b 154 buy online at www.gmperformanceparts.com available for purchase online at gmperformanceparts.com 155

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