Engine Rotating Assemblies & Rebuild Kits

Pro LS 4340 Piston and Rod Kit, 415 Cid., 4.065 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4006521

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Pro LS 4340 Piston and Rod Kit, 416 Cid., 4.070 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR4007021

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Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L08012

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Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.080 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0802

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Pro LS Piston and Rod Kit, 371 Cid., 4.040 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360402

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Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367857

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Engine Rebuild, Hypereutectic Flat, 4.030 in. Bore, .010 in. Rod, .020 in. Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT1-312

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Engine Rebuild, Hypereutectic Dish, 4.000 in. Bore, Standard Rod, Standard Main, Chevy, 383, Kit

Part Number: SUM-SBCKIT2-000

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Engine Re-Ring, 4.000 in. Bore, .030 in. Rod, .030 in. Main, Chevy, Kit

Part Number: SUM-RRKIT1-033

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .010 in. Crankshaft Undersize Rod, .020 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-312

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Engine Rebuild, Hypereutectic Dish, 4.030 in. Bore, .030 in. Crankshaft Undersize Rod, .030 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-333

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Engine Rebuild, Hypereutectic Dish, 4.040 in. Bore, Standard Rod, Standard Main, Chevy 383

Part Number: SUM-SBCKIT2-400

4.0 out of 5 stars ( 1 )

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Engine Rebuild, Hypereutectic Dish, 4.040 in. Bore, .010 in. Crankshaft Undersize Rod, .010 in. Crankshaft Undersize Main, Chevy 383

Part Number: SUM-SBCKIT2-411

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HD IN-FRAME KIT

Part Number: CLE-4565031STD

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Estimated Ship Date: Oct 2, 2025 if ordered today

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S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Silver

Part Number: SSY-910-0700

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Estimated Ship Date: Oct 2, 2025 if ordered today

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3.622" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334536236100

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Estimated Ship Date: Oct 10, 2025 if ordered today

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4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

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Estimated Ship Date: Oct 10, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3913

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Estimated Ship Date: Sep 29, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565050STD

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Estimated Ship Date: Oct 7, 2025 if ordered today

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STANDARD BORE CYLINDER KIT

Part Number: CLW-30011-K03

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Yamaha, YFM700, YFM700R, Kit

Part Number: HRI-CBK0114

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Estimated Ship Date: Sep 24, 2025 if ordered today

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Gasket Kit BOTTOM END KIT BOTTOM END KIT

Part Number: HRI-CBK0178

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Estimated Ship Date: Sep 24, 2025 if ordered today

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CASE-GEAR REDUCTION

Part Number: PWD-555721

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Estimated Ship Date: Dec 5, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3907

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Estimated Ship Date: Sep 26, 2025 if ordered today

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QB FULL TOP END SET

Part Number: QDB-56-3912

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Estimated Ship Date: Sep 26, 2025 if ordered today

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