Summit Racing Performance, Restoration & Replacement Parts & Tools

Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod,, File-Fit Rings 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc

Part Number: SUM-PR400806

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Estimated Ship Date: Monday 11/24/2025

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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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Estimated Ship Date: Monday 11/24/2025

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Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L7857

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Estimated Ship Date: Monday 11/24/2025

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8102

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Estimated Ship Date: Monday 11/24/2025

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8107

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Estimated Ship Date: Monday 11/24/2025

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8202

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Estimated Ship Date: Monday 11/24/2025

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R5836L8207

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L8983

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L8987

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 58x, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L9033

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 58x, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L9037

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Estimated Ship Date: Monday 11/24/2025

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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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400806

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R24407805

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Estimated Ship Date: Monday 11/24/2025

Pro LS 4340 Rotating Assembly, 382 Cid., 3.898 bore, 4.000 stroke, 24X, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R244089816

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Estimated Ship Date: Monday 11/24/2025

Forged Pro pistons for SB Chevy 350 Long Rod, 4.040 bore, 1.260 C.H., 3.48 in. stroke, 6 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72.

Part Number: SUM-SBC350040L

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Estimated Ship Date: Monday 11/24/2025

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Forged Pro pistons for 383 Stroker Chevy, 4.060 bore, 1.425 C.H., 3.75 in. stroke, 5.7 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc.

Part Number: SUM-SBC383060

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Estimated Ship Date: Monday 11/24/2025

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Forged Pro Pistons for SB Chevy 427, 4.125 bore, 1.000 C.H. , 4 in. stroke, 6 in. rod, 18cc volume, 11.2@58cc, 10.5@64cc, 10.25@67cc, 9.75@72cc

Part Number: SUM-SBC427STD

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Estimated Ship Date: Monday 11/24/2025

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Forged Pro pistons for 302 Windsor, 4.040 bore, 1.605 C.H., 3 in. stroke, 5.090 in. rod, 3cc flat top 9.9@58cc, 9.7@60cc, 9.2@64cc, 9:1@66cc.

Part Number: SUM-SBF302040F

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Estimated Ship Date: Monday 11/24/2025

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Forged Pro pistons for BB Chevy 565, 4.600 bore, 1.120 C.H., 4.25 in. stroke, 6.535 in. rod, 40cc Dome open chamber only, 14.2:1@114cc, 13.5@119cc.

Part Number: SUM-BBC540460040

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Estimated Ship Date: Monday 11/24/2025

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Pro Hemi 232 Long-runner Cam, MDS and VVT Delete, 232/244 Duration @.050, 116 LSA + 4 adv, .625/.625 Lift, Valve Reliefs Required, 3500-7000 Range

Part Number: SUM-5741

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Estimated Ship Date: Monday 11/24/2025

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Ignition Coil Pack, Coil-On-Plug, Epoxy Coil, Black, Ford, Modular, Later 3-Valve, 4.5 in. Boot, Each

Part Number: SUM-850582-1

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/24/2025

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45820-2P

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Estimated Ship Date: Monday 11/24/2025

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45820-7P

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Estimated Ship Date: Monday 11/24/2025

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27406512

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Estimated Ship Date: Monday 11/24/2025