Engine Kits & Rotating Assemblies

Rotating Assembly, Balanced, Flat Top Pistons, Plasmamoly Rings, Cast Crank, I-Beam Rods, Chevy, Kit

Part Number: ESP-B15455L03053

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Rotating Assembly, Balanced, Flat Top Pistons, Plasmamoly Rings, Cast Crank, I-Beam Rods, Chevy, Kit

Part Number: ESP-B15455L03068

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Rotating Assembly, Balanced, Flat Top Pistons, Plasmamoly Rings, Cast Crank, I-Beam Rods, Chevy, Kit

Part Number: ESP-B15455L04068

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Piston/Spring Kit, 0.440" Lift, Polaris®, VARIOUS 900'S 2013-2023

Part Number: KPM-82-83900

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Piston/Spring Kit, 0.440" Lift, Polaris®, VARIOUS 1000'S 2014-2023

Part Number: KPM-82-83950

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Estimated Ship Date: Oct 9, 2025 if ordered today

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ENGINE KIT 134 L-HEAD

Part Number: OMX-1740502

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-13055030

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16003030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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EAGLE ROTATING ASSEMBLY

Part Number: ESP-16351030

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: ESP-16525040

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Ford, Cleveland, Kit

Part Number: ESP-16800040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 29, 2025 if ordered today

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Engine Rotating Assembly, Street, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-B15405L03068

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Estimated Ship Date: Oct 29, 2025 if ordered today

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Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Pistons, I-Beam Rods, Chevy, 5.7L, Kit

Part Number: ESP-B15505L03068

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Estimated Ship Date: Oct 29, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: ESP-20604040

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Top End Engine Kit, M8 124 in. Big Bore, Wrinkle Black Finish, 4.250 in., Forged Piston, Harley-Davidson®, Kit

Part Number: SSY-910-0681

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 86-19 Sportster Models 883 to 1200cc Conversion Kit - Wrinkle Black

Part Number: SSY-910-0687

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 86-21 Sportster Models High Compression 1250cc Conversion Kit - Silver

Part Number: SSY-910-0690

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Estimated Ship Date: Oct 20, 2025 if ordered today

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PERFORMANCE, 131" KIT - HIGHLIGHTED FINS M8

Part Number: SSY-910-0762

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Estimated Ship Date: Oct 20, 2025 if ordered today

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PERFORMANCE, 131" KIT - BLK GRANITE M8

Part Number: SSY-910-0764

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0846

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 84-99 BT 96in 3 5/8in Big Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7202

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cylinder 84-99 BT w/Super Stock Cylinder Heads 89in 3 1/2in Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7211

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 84-99 BT 96in 3 5/8in Sidewinder Big Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-91-7702

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 66-78 74in BT & Stock Bore Strokers 3-7/16in Bore Cylinders - Gloss Black

Part Number: SSY-91-9011

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Estimated Ship Date: Oct 20, 2025 if ordered today

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S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Stone Gray

Part Number: SSY-910-0474

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Estimated Ship Date: Oct 20, 2025 if ordered today

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