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Engine Rotating Assembly Kits

Engine Rotating Assembly Kits

Churn out all the asphalt-chewing, road-grating horsepower you want with our massive selection of engine rotating assemblies and stroker kits! Our top-brand kits bring...

Churn out all the asphalt-chewing, road-grating horsepower you want with our massive selection of engine rotating assemblies and stroker kits! Our top-brand kits bring together everything you need, including crankshaft, connecting rods, pistons, and other essential bottom-end components. Maximize your budget with a standard, all-in-one rotating assembly or maximize displacement with a cubic inch-enhancing stroker kit. We carry stroker kits and engine rotating assemblies for a large array of applications, including first-generation small block Chevy, Chevy 383 stroker, GM LS1/LS2/LSX, Ford 302 and 4.6L, Ford 347 stroker,...

Churn out all the asphalt-chewing, road-grating horsepower you want with our massive selection of engine rotating assemblies and stroker kits! Our top-brand kits bring together everything you need, including crankshaft, connecting rods, pistons, and other essential bottom-end components. Maximize your budget with a standard, all-in-one rotating assembly or maximize displacement with a cubic inch-enhancing stroker kit. We carry stroker kits and engine rotating assemblies for a large array of applications, including first-generation small block Chevy, Chevy 383 stroker, GM LS1/LS2/LSX, Ford 302 and 4.6L, Ford 347 stroker, small and big block Mopar, and many more. Shop now!

Individual Parts

Results 1 - 25 of 225

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367802

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400308

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3603012

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244003020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit ring, H Bearings

Part Number: SUM-R24368102

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367807

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368107

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0302

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400706

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R243603012

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0752

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584003020

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings, H Bearings,

Part Number: SUM-R243600012

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Rotating Assembly, 364 Cid., 4.000 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc File-Fit Rings, H Bearings

Part Number: SUM-R24360002

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360302

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

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

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L03012

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Pro LS 4340 Rotating Assembly, 402 Cid., 4.000 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400008

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360052

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

Pro LS Piston and Rod Kit, 326 Cid, 3.785 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7852

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L8987

Not Yet Reviewed

Estimated Ship Date: May 29, 2025 if ordered today

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Estimated Ship Date: May 29, 2025 if ordered today

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