Summit Racing Performance, Restoration & Replacement Parts & Tools

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R58409035

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Estimated Ship Date: Tomorrow

Differential Cover, Aluminum, Natural, Summit Logo, Bearing Cap Support, GM Passenger Car, 12-Bolt, Each

Part Number: SME-8510200

4.83 out of 5 stars ( 24 )

Estimated Ship Date: Tomorrow

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Gen. 4 BB Chevy Forged Steel Crank, 4.250 stroke, Two Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened holes, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063851

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L0052

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Differential Cover, Aluminum, Natural, Summit Logo, Bearing Cap Support, GM, 7.5 in., 7.625 in., 10-Bolt, Each

Part Number: SME-8510400

4.89 out of 5 stars ( 19 )

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Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L06512

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Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L8983

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Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 58x, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584007521

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Axle Differential Case, Ford 9 in., Nodular Iron, 3.062 in. Bearing Bore, Each

Part Number: SUM-CTDHNI3062

4.67 out of 5 stars ( 15 )

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SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003875

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SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod

Part Number: SUM-SBC4004000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R5836L7852

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Combo, RAM, Clutch Kit, 11 in., 26 Spline, Flywheel, Hydraulic Throwout Bearing, Chevy, Kit

Part Number: CMB-13-0003

5.0 out of 5 stars ( 1 )

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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

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Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R24409035

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Differential Cover, Aluminum, Natural, Summit Logo, Bearing Cap Support, Ford, 8.8 in., Each

Part Number: SME-8510500

4.76 out of 5 stars ( 21 )

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Combo, Grease Gun, Chrome, Pistol Grip, 12 in. Flex Hose, Grease Gun Holder, Plastic, Red, Bearing Packer, Kit

Part Number: CMB-17-0025

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Pro LS 4340 Rotating Assembly, 364 Cid., 3.810 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.7:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244081012

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Estimated Ship Date: Apr 16, 2026 if ordered today

• Special Order

SBF 302 Windsor Cast crank, 3.400 in. stroke, 5.400 rod, Nitride Hardened, External 28 0z. Balance, Req. Narrowed Rod bearings

Part Number: SUM-SBF3023400C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24360052

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Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L8987

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BB Ford 460 Forged Steel crank, 4.150 Stroke, Designed for 6.700 in. Rod, Nitride Hardened, Straight Shot oiling, Req's narrowed Rod Bearings

Part Number: SUM-BBF460415067

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Combo, RAM, Clutch Kit, 11 in., 26 Spline, Flywheel, Hydraulic Throwout Bearing, Chevy 454, Kit

Part Number: CMB-13-0001

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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

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Combo, Grease Gun, Black, Pistol Grip, 12 in. Flex Hose, Grease Gun Holder, Plastic, Red, Bearing Packer, Kit

Part Number: CMB-17-0024

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow