Availability
Piston Rings, Pro GPX Gas Ported, 4.060 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP406016
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set
Part Number: SUM-GP412510
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.130 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP413012
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Pistons, Forged Aluminum, Flat, 3.800 in. Bore, 1.115 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8
Part Number: SUM-17402C-20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Wrist Pins, H-13 Tool Steel, DLC Coated, 0.927 in. Diameter, 2.250 in. Length, 0.215 in. Wall Thickness, 135 grams, Each
Part Number: SUM-S720
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forged Pro pistons for BB Chevy 540, 4.500 bore, 1.120 C.H., 4.25 in. stroke, 6.535 in. rod, 40cc Dome open chamber only, 13.7:1@114cc, 13:1@119cc.
Part Number: SUM-BBC540STD40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forged Pro pistons BB Chevy 565, 4.600 bore, 1.270 C.H., 4.25 in. stroke, 6.385 rod, 8cc open/closed chamber Dome 11:1@110cc, 10.7@114cc, 10.2@119cc.
Part Number: SUM-BBC5404600
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.060 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP406012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.440 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP444016
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.080 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP408012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP4500446
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.625 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP462546
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.605 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set
Part Number: SUM-GP460543
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP450015
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.020 in. Bore, Ford, SBF, Set of 8
Part Number: SUM-17302C-20
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro GPX 85.5mm/3.366 Gas Ported Rings, Forged Honda B series pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set
Part Number: SUM-GP8550XX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.060 in. Bore, Ford, SBF, Set of 8
Part Number: SUM-17302C-60
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro GPX 90.5mm/3.563 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set
Part Number: SUM-GP9050XX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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-326S454000-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Cast Iron, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SUM-133-661-60
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Wrist Pins, H-13 Tool Steel, 0.927 in. Diameter, 2.250 in. Length, 0.215 in. Wall Thickness, 135 grams, Each
Part Number: SUM-S719
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 7cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck
Part Number: SUM-326945785-7P
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 Chrysler 360, 4.030 bore, 1.670 C.H., 3.580 in. stroke, 6.123 in. rod, 7cc flat top 10.8@60cc, 10.4@63cc, 10.2@65cc, 9.4@73cc.
Part Number: SUM-SBM360030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 2cc dome, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck
Part Number: SUM-326945785-2P
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 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-110S274030-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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