USA Performance Parts Rotating Assemblies use only race proven quality components for increased reliability at a bargain price. The cast steel cranks and I-beam rods are perfect for your street/strip powerhouse. Why regrind or resize at these prices. 489 cid 4.250 stroke x 4.280 (+.030) bore Scat Cast Steel Stroker Crankshaft Scat 6.135 in I-Beam rods -3cc KB Hypereutectic Flat Top Pistons Comp Ratio 8.5-1 Standard fit rings Use 454 flywheel & balancer For Precision BALANCING Add $225 CLICK HERE Other Combinations Available - Custom Assemblies our Specialty - Please Inquire Hundreds of stroke & bore combinations available >For BLOCK with ROTATING ASSEMBLY click here

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This product was added to our catalog on Sunday 02 January, 2011.  

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