RB Mopar 556ci Stroker Street Rotator

RB Mopar 556ci Stroker Street Rotators


K1, Eagle or Scat 440M 4340 Steel 3.75 to 4.675-which will need block clearance” Int/Bal Crankshaft •

6.700-7.100″ I or H-Beam Full Floating Bushed Rods, 7/16″ ARP Bolt Rods •

Mahle, JE Wiseco Dish or Flat Top Forged Pistons •

Total Seal or Mahle Plasma Moly Rings •

Clevite or King Bearings •


This is a Complete Ready to Assemble Internally Balanced Rotator that comes with Rings, Bearings, Crank, Rods, Forged  Pistons, Pins, Ring Supports if Required, Locks, Balance Sheet, Stickers, Contingency and all Product Information. This is a true bolt in rotator for any Oldsmobile using an internally balanced damper and flex-plate, No one will know how big it really is!

Please know head CC for desired compression ratio, other pistons are available to meet your needs

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