CHEVY V-8 Crankshaft Journal Sizes
CHEVY V-8 Crankshaft Journal Sizes
CHEVY SMALLBLOCK V-8 Crankshaft Journal Sizes
Gen.I, "Small Journal"
265...Mains-2.30"-Rods-2.00"
283...Mains-2.30"-Rods-2.00"
302...Mains-2.30"-Rods-2.00"
327...Mains-2.30"-Rods-2.00"
Gen.I, "Medium Journal", includes "Vortec" 305 and 350 thru '98
262...Mains-2.45"-Rods-2.10"
267...Mains-2.45"-Rods-2.10"
302...Mains-2.45"-Rods-2.10"
305...Mains-2.45"-Rods-2.10"
307...Mains-2.45"-Rods-2.10"
327...Mains-2.45"-Rods-2.10"
350...Mains-2.45"-Rods-2.10"
Gen.I, "Large Journal"
400...Mains-2.65"-rods-2.10"
Non-production Gen.I combination, using Gen.I 400 crank in Gen.I 350 block
383...400 crank, Mains cut to 2.45"-Rods-2.10"
Non-production Gen.I combination, using Gen.I 350 crank in Gen.I 400 block
377..."Spacer" or "thick" main bearings with 350 crank-Rods-2.10"
Gen.II, "Medium Journal", includes "L-99" 265, "LT-1" 350, "LT-4" 350
265...Mains-2.45"-rods-2.10"
305...Mains-2.45"-Rods-2.10"
350...Mains-2.45"-Rods-2.10"
Non-production Gen.II combination, using Gen.II 265 "L-99" crank in Gen.II 350 block
302...Mains-2.45"-Rods-2.10"
Gen.III, includes '97-2005 "LS-1" Corvette, Firebird, Camaro
345...Mains-2.558"-Rods-2.10"
Corvette "ZR-1", DOHC, "LT-5"
350...Mains-2.76"-Rods-2.10"
CHEVY BIG BLOCK V-8 Crankshaft Journal Sizes
366T
396
402
427
427T
454
502
ALL Chevy big blocks used...Mains-2.7488"-2.7495"---Rods-2.20"
CHEVY 348-409 "W" MOTOR V-8 Crankshaft Journal Sizes
348
409
427 "Z-11"
ALL "W" family motors used...Mains-2.50"-Rods-2.20"
Gen.I, "Small Journal"
265...Mains-2.30"-Rods-2.00"
283...Mains-2.30"-Rods-2.00"
302...Mains-2.30"-Rods-2.00"
327...Mains-2.30"-Rods-2.00"
Gen.I, "Medium Journal", includes "Vortec" 305 and 350 thru '98
262...Mains-2.45"-Rods-2.10"
267...Mains-2.45"-Rods-2.10"
302...Mains-2.45"-Rods-2.10"
305...Mains-2.45"-Rods-2.10"
307...Mains-2.45"-Rods-2.10"
327...Mains-2.45"-Rods-2.10"
350...Mains-2.45"-Rods-2.10"
Gen.I, "Large Journal"
400...Mains-2.65"-rods-2.10"
Non-production Gen.I combination, using Gen.I 400 crank in Gen.I 350 block
383...400 crank, Mains cut to 2.45"-Rods-2.10"
Non-production Gen.I combination, using Gen.I 350 crank in Gen.I 400 block
377..."Spacer" or "thick" main bearings with 350 crank-Rods-2.10"
Gen.II, "Medium Journal", includes "L-99" 265, "LT-1" 350, "LT-4" 350
265...Mains-2.45"-rods-2.10"
305...Mains-2.45"-Rods-2.10"
350...Mains-2.45"-Rods-2.10"
Non-production Gen.II combination, using Gen.II 265 "L-99" crank in Gen.II 350 block
302...Mains-2.45"-Rods-2.10"
Gen.III, includes '97-2005 "LS-1" Corvette, Firebird, Camaro
345...Mains-2.558"-Rods-2.10"
Corvette "ZR-1", DOHC, "LT-5"
350...Mains-2.76"-Rods-2.10"
CHEVY BIG BLOCK V-8 Crankshaft Journal Sizes
366T
396
402
427
427T
454
502
ALL Chevy big blocks used...Mains-2.7488"-2.7495"---Rods-2.20"
CHEVY 348-409 "W" MOTOR V-8 Crankshaft Journal Sizes
348
409
427 "Z-11"
ALL "W" family motors used...Mains-2.50"-Rods-2.20"
RebStew- Scrounger's Pitbull On Nitrous
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Registration date : 2007-10-09
Age : 95
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