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Summit Racing Engines & Components
Power your ride with Summit Racing’s selection of high-performance engines and engine components. From complete crate engines and short blocks to cylinder heads and...
Power your ride with Summit Racing’s selection of high-performance engines and engine components. From complete crate engines and short blocks to cylinder heads and rotating assemblies, our lineup includes everything you need to build, restore, or upgrade your engine. Shop camshafts, pistons, crankshafts, valvetrain parts, oiling system components, and engine hardware designed for reliable performance—plus the tools and accessories you need to complete your build with confidence!
Power your ride with Summit Racing’s selection of high-performance engines and engine components. From complete crate engines and short blocks to cylinder heads and rotating assemblies, our lineup includes everything you need to build, restore, or upgrade your engine. Shop camshafts, pistons, crankshafts, valvetrain parts, oiling system components, and engine hardware designed for reliable performance—plus the tools and accessories you need to complete your build with confidence!
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: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7807
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.070 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0702
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0002
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0052
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L0652
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L8102
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 376 Cid., 4.065 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L06512
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L8107
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7857
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L00512
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mitsubishi 4G30/31/32/33/35/36/37,4G61,4G61T,4G62,G62BT,4G63,4G63T,4G64 .010 Undersize, Set
Part Number: SUM-1144H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mitsubishi 4G30/31/32/33/35/36/37,4G61,4G61T,4G62,G62BT,4G63,4G63T,4G64 .001 Undersize, Set
Part Number: SUM-1144H1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mitsubishi 4G30/31/32/33/35/36/37,4G61,4G61T,4G62,G62BT,4G63,4G63T,4G64 Standard Size Extra Clearance, Set
Part Number: SUM-1144HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mitsubishi 4G30/31/32/33/35/36/37,4G61,4G61T,4G62,G62BT,4G63,4G63T,4G64 Standard Size Extra Clearance, Set
Part Number: SUM-1144HXS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L8983
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L00012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: 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
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7802
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 377 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-PR36L07512
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.070 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L07012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
