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Old 09-04-2008, 04:19 PM   #3
 
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Yukon Cornelius
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Join Date: May 2008
Location: Tecumseh, Ontario, Canada
Age: 45
Posts: 35
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10174389...91-94...350..........LT5, ZR1, DOHC, 32-valve,
drvs. side, aluminum
10174390...91-95...350..........LT5, ZR1, DOHC, 32-valve,
pass. side, aluminum
10185040........................Bowtie, aluminum, 45cc chambers,
1st version, symmetrical ports,
263cc intake ports, splayed valves
10185040........................Bowtie, aluminum, 45cc chambers,
2nd version, symmetrical ports,
240cc intake ports, splayed valves
10205245...93......350..........Gen.II LT1, aluminum, reverse
flow cooling, 175/68cc port volumes
10207643...94-96...350..........Gen.II LT1, aluminum, reverse
flow cooling, 175/68cc port volumes
10208890...94-96...265..........Gen.II, L99, 4.3 Liter V-8, cast iron, reverse flow
10215339...97......350..........Gen.III, LS1, aluminum, 68cc
10225121...94-95...350..........LT5, ZR1, DOHC, 32-valve,
drvs. side, aluminum
10225122...95......350..........LT5, ZR1, DOHC, 32-valve,
pass. side, aluminum
10239902...96-up...350..........Gen.II LT4, aluminum, reverse
flow cooling, 195cc port, 54.4cc chamber, angle plug
10239906...96-up...350.........."Vortec 5700", "L31", 64cc chamber,
170cc intake port, 1.94"/1.5" valves
12367712...99-up................"Fast Burn", aluminum, 210cc intake,
port, 2.00/1.55 valves, 62cc chamber
12367713...99-up................"Fast Burn" used on ZZ430 crate motor, aluminum, 210cc intake
port, 2.00/1.55 valves, 62cc chamber
12480005...2000.................LS1 "GTZ", aluminum, 38cc, 2.125"/1.625" valves, angle plug
12480011...97-up................Bowtie "SB2.2", aluminum, 2nd
version of "SB2", 48cc chambers,
"mirror ports", revised valve
angles & plug location
12506450...87-95...350
12509859...87-94...305
12516852...87-95...350
12529742...95-96...265..........Gen.II, "L99", cast iron
12551561...96......350..........Gen.II, "LT1", aluminum
12552520...97-up...305..........Vortec, truck
12554290...94-96...350..........Gen.II, "LT1", cast iron version, used
on "9C1" Police package, Impala SS,
Cadillac Fleetwood, Buick Roadmaster
reverse flow cooling
12554291...95-96...265..........Gen.II, "L99", cast iron
12555690...96......350..........Gen.II, "LT4", aluminum
12556743...99......325..........Gen.III, 5.3L, aluminum, truck, van
12558059...97......305..........Vortec, truck, 1.84"/1.5" valves
12558062...98......350..........L31 Vortec, truck, 64cc chambers, 1.94/1.5, 170cc intake port
12558806...97-98...350..........Gen.III, "LS1", aluminum, 68cc
12559853...99-up...350..........Gen.III, "LS1", aluminum, 68cc
12559862...99-00................Gen.III, aluminum 4.8/5.3L
12559895...00-up...325..........Gen.III, aluminum, Vortec 5.3L
12561706...01-04................Gen.III, 5.3L, aluminum
12561873...99-01...364..........Gen.III, 71cc, iron
12562317...01-04...364..........Gen.III, 71cc, aluminum
12564241...00-up...350..........Gen.III, "LS1", aluminum, 68cc
12564243...01-up...350/364......Gen.III, "LS6", "LS2", aluminum
12572035...01-04...364..........Gen.III, 6.0L, aluminum, 71cc
14008856...79-81...267
14010201...82-85...305
14011034........................Bowtie, cast iron, 64cc chambers,
184cc port volume, angle plug,
"Phase II" head
14011049........................Bowtie, aluminum, 55cc chambers,
angle plug, 180cc ports, "Phase 6"
14011083...55-86...350..........Crate motor for years indicated.
285/300hp, 64cc chambers, 1.94"/1.5" valves
14014415...80-85...267/305
14014416...80-86...305..........1.84"/1.5" valves, 58cc chambers
14014440...80......305..........1.84"/1.5" valves
14019821...80-86...350
14019924...79-81...267
14019926...80-86...350
14010516...80-86...350
14020517...80......350
14020555...81......305
14020556...81......350
14022056...85......350
14022206...80......350
14022301...80-86...305
14022601...80-86...267/305......1.72"/1.5" or 1.84"/1.5" valves, 53cc chambers
14022801...80-86...305
14024816...........350..........76cc chambers, 1.94/1.5 valves, Gen.I crate motors
14034806...78-82...267
14034807...78-86...305
14034808...80-86...350
14034808...96-up...350..........76cc chambers, 1.94"/1.5" valves, Gen.I Goodwrench crate motors
14034810...80-86...350..........Truck
14034811...80-86...350..........Truck
14039121...81-86...305..........Truck
14039122...81-86...305..........Truck
14071114...80-86...350
14075381...80-86...350..........Truck
14079261...86......350
14085844...80-86...350..........Truck
14085963...86......350
14088526...........350..........Gen.II, LT1, aluminum
14089119...86-88...350
14094093...86-88...350
14096217...55-86...350..........Crate motor, 285hp/300hp, 64cc chambers,
72' or 90' center intake manifold bolt angles
14101081...87-95...305
14101083...87-up...350..........Gen.I, also used on crate motors, 285 or 300 hp, 64cc
chambers, 72' center manifold bolt
angles
14101128...86-87...350..........Aluminum, 58cc, angle plug
14102187...87-91...305..........1.84"/1.5" valves
14102191...87-up...350
14102193...87-up...305/350......1.94"/1.5" valves
22542525........................Dart/Olds/Chevy aluminum, 14'or 17' race head.
24502559...96-97................Bowtie, "SB2", 1st version,
"mirror ports", aluminum, 196cc port, CNC version 280cc port, 38cc chamber
25500141........................Buick/Chevy aluminum, 10' race head,
42cc chambers, symmetrical ports,
235cc intake port volumes,
2.1"/1.625" valves
25534351C..04-up................Gen.I Bowtie, cast iron Vortec head, 175/65cc ports, 2.00/1.55 valves, "small port head"
25534371C..04-up................Gen.I Bowtie, cast iron Vortec head, 206/77cc ports, 2.00/1.55 valves, "large port head"
33417369...90-up...350..........Gen.I Goodwrench crate motor,"Hecho en Mexico", 76cc
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