Availability
Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R58368202
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R58368983
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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-326S434075-2
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Forged Pro pistons for Pontiac 400, 4.150 bore, 1.715 C.H., 3.75 in. stroke, 6.625 in. rod, 6cc flat top, 11.3@64cc, 10.3@72cc, 9.6@80cc, 9:1@87cc.
Part Number: SUM-BBP400030
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R58407855
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Pro LS Rotating Assembly, 326 Cid., 3.785 bore, Standard 3.622 stroke, 24X, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit ring, H Bearings
Part Number: SUM-R24367857
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 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-R24407855
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
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-299S273898-3
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-326S434070-2
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-326S43780-2F
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Pistons, Pro LS, 2618 Forged, 4.125 in. Bore, 6.125 in. Rod, 4.00 in. Stroke, 23cc Dish, 1.110 in. Compression Height, Chevrolet, LS, 7.0L, Set of 8
Part Number: SUM-110927412523
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 58x, 6.098 rod, 7cc dish, 9.9:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing
Part Number: SUM-R58368207
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
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-326S45810-2P
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-299S274030-2
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-299S27407012
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-326S43403012
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
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-326S434040-2
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 58x, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R584078512
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Pro LS 4340 Rotating Assembly, 417 Cid., 4.080 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-R584008021
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 58x, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R584078012
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4000520
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Pro LS 4340 Rotating Assembly, 370 Cid., 4.040 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L04012
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.040 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L04012
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4004020
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
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