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Vehicle Info NeededMOROSOPART NUMBER: 710-64060
Crankshaft Pulley Pre-1968 Small Block Chevy
$8499
Ships on 09/11/2026
Lowest Price GuaranteeCast Aluminum Crankshaft Pulleys
- Crankshaft Pulley
- Pre-1968 Small Block Chevy
- With Short Water Pump
- Double Groove
- 5.40" Diameter
- 25% Reduction
Features: - Precision machined from high grade, lightweight aluminum castings
- Extra-deep belt grooves provide added belt retention during rapid changes in engine RPM
- Small pulley diameter slows fan, water pump and alternator speed to reduce horsepower-robbing drag
- High RPM water pump operation is improved, reducing impeller speed below cavitation threshold
- Uses 36° x .5313 wide V-belt
Part TypeCrankshaft Pulley
BrandMOROSO
Package Height2.4
Package Width10.0
Package Length14.4
Weight1.7 PG
Part CategoryPerformance Parts
Hardware IncludedNo
Crankshaft Nose Cover IncludedNo
Underdrive Percentage25 percent
Pulley StyleV-Belt Pulley
UnderdriveYes
Pulley FinishNatural
QuantitySold individually
OverdriveNo
Groove Quantity2
Part FitmentSemi Universal
Outside Diameter5.4 in (137.2 mm)
Pulley MaterialAluminum
Vendor Part Number64060
Package Qty1
Package TypeEA
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