Page 88 of 2009 Performance Parts by GM Parts Direct

chevy small-block v-8 crankshafts a crankshaft is that massive piece of convoluted steel that holds the whole engine together an engine is essentially a pump and without a strong crankshaft the pump won t work gm performancepartsputsthesametop-qualityengineeringand manufacturing processes into its crankshafts as it does with allitsparts.thesecrankshaftsarethesameonesusedingm performancepartscrateengines.thecrankshaftsareavailablein cast-ironandforgedsteel.forgedcrankshaftsshouldbeusedfor higher-horsepower applications pistons and piston rings compressingtheair/fuelmixtureanddealingwiththeexplosive forcesinsideanengine scylindersisn tajobforweakparts.that s whygmperformancepartspistonsarepremiumqualityand factory-tested to withstand the rigors of high-performance street and competition engines gm performance parts pistons are availableinavarietyofcompressionratiosandboresizes.they resold individually unless otherwise specified and wrist pins are included chevy small-block v-8 14088526 crankshaft cast-iron not shown small-block pistons part number 93422884 10159436 12514101 12514102 12514103 12489437 12497879 88962542 88962748 88962749 12499103 12499104 engine size 350 350 350 350 350 383 383 383 383 383 383 383 compression ratio 8.5:1 10:1 9.1:1 9.1:1 9.1:1 9.1:1 9.1:1 9.1:1 9.7:1 9.1:1 9.7:1 9.1:1 9.7:1 9.1:1 9.7:1 9.1:1 9.7:1 head chamber volume 76cc 58cc 64cc 64cc 64cc 64cc 64cc 64cc 62cc 64cc 62cc 64cc 62cc 64cc 62cc 64cc 62cc size standard standard standard +0.001 +0.030 standard +0.030 standard +0.005 +0.030 +0.005 +0.030 pin type pressed pressed pressed pressed pressed pressed pressed pressed pressed pressed pressed pressed technical notes 290hp350 5.7lho,zz4andlt1;highsiliconaluminum 350-cid300hpand330hpserviceenginewith sp id 350-cid300hpand330hpserviceenginewith sp id 350-cid300hpand330hpserviceenginewith sp id 383crateengine,firstdesign 383crateengine,firstdesign 383engine,seconddesign 383engine,seconddesign 383engine,seconddesign kitcontaining8ofp/n88962748 383engine,seconddesign kitcontaining8ofp/n88962749 383engine,seconddesign crankshaft 383-cubic-inch forged steel a · nodularcast-ironwith3.48 strokeand2.10 diameterrodjournals · one-piecerearmainsealcrankshaftfor300-and 330-horsepowerengines note this crank does not have a pilot bearing 12556307 crankshaft forged steel used in late-style zz4 engine not shown · forged1053steelcrankshaftusedinpost-november 1998zz4engines · replacesallcastorsteelzz4crankshafts note must be used with connecting rod p/n 10108688 and piston p/n 10159436 a 12489436 crankshaft 383-cubic-inch forged steel · forged4340steelcrankshaftusedtocreate 383-cubic-inchengineswith3.800 stroke · rodjournalsare2.10 · mainsarestandard350size note should be used with connecting rods p/n 19169670 bearing kit p/n 17800761 standard pistons p/n 88962748 or 0.030 oversize pistons p/n 88962749 balancer p/n 12498008 and 1986-and-later one-piece crank seal design flywheel or flexplate compression ratio based on .028 thick head gasket b 10185100 crankshaft raw forging 350-cubic-inch style · rawforgingfroms38microalloysteel · canbemachinedfora3.46 to3.50 stroke · two-piecerearsealdesign small-block piston rings part number 14089026 12528817 12528818 12528819 12499135 12499136 12499107 12499231 bore size 4.000 4.000 4.000 4.000 4.000 4.000 4.000 4.000 oversize 030 standard 005 030 standard 030 005 standard ring thicknesses 5/64,5/64,3/16 description standardsize,productionstyleringsfor350hoandzz-seriesexceptzz4engines lowtensionringsforzz4,lt1,andlt4engines lowtensionringsforzz4,lt1,andlt4engines lowtensionringsforzz4,lt1,andlt4engines premiumqualitystandard-sizeringsfor1stdesign383engines premiumqualityringsfor383engines setof8ringpacksofp/n12499135 setof8ringpacksofp/n12528817 crankshaft raw forging 350-cubic-inch style c 24502460 crankshaft forging b · exceptionallystronganddurable4340steelrawforging · idealformachiningtocustomstrokedimensionsfrom 3.20 to4.00 · 2.900 diametermainbearingjournalscanbegroundto fit400-cubic-inchsmall-blockmainbearings · largefrontsectioncanbemachinedforbig-blockor small-block balancer · usesearlystyletwo-piecerearseal 14061685 roller pilot bearing not shown · usedinhigh-performancemanualtransmissionapplications crankshaft forging c 172 buy online at www.gmperformanceparts.com buy online at www.gmperformanceparts.com 173

[close]