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- 4.000-2.559-2.100RL6.125 CR BL
Pro Seriesâ?¢; Crankshaft; Stroke 4 in.; Main Dia. 2.559 in.; Pin Dia. 2.1 in.; Rod Length 6.125 in.; Chevrolet LS1 V8;
Part TypeCrankshaft
BrandLUNATI
Package Height10.0
Package Width10.0
Package Length32.0
Weight54.0 PG
Weight51 lb (23.129 kg)
Part CategoryPerformance Parts
Crankshaft MaterialForged 4340 steel
Rod Journal Diameter2.1 in (53.3 mm)
Main Journal Diameter2.559 in (64.999 mm)
LightenedNo
QuantitySold individually
Crankshaft Snout StyleStandard
Main Bearings IncludedNo
Engine BalanceInternal
Rod Bearings IncludedNo
Balancer Bolt Thread Size (Mm)M16-2.0
Rear Main Seal Style1-piece
Requires Narrow BearingsYes
Part FitmentSemi Universal
Engine Stroke4 in (101.6 mm)
Vendor Part NumberJO711ER
Package Qty1
Package TypeEA
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