Availability
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Assembled LS Chevy Aluminum Cylinder Head, As Cast, 259CC, 72CC Combustion Chamber, Standard Head Bolts, LS3
Part Number: MLL-PS8015
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR360052
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each
Part Number: ESP-434640006100
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 4340 Piston and Rod Kit, 415 Cid., 4.065 bore, 4.000 stroke, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400656
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Heads, E-Street, 15-Degree, for GM LS3, with 0.660 in. Lift, Aluminum, Assembled, Chevy, Pair
Part Number: EDL-77618
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Valve Covers, Cast Aluminum, Big Block Chevy Style for LS, Tonawanda Decals, Oil Filler, Breather Tube, Centerbolt, 2 in. Tall, Chrome, Chevy, Pair
Part Number: LSS-GMLS1003C
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, Each
Part Number: ESP-434641256100
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L9037
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L9033
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout, Each
Part Number: CPI-APO-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.098 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR368202
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS 4340 Piston and Rod Kit, 359 Cid., 3.780 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR407805
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each
Part Number: TFS-32610002-C01
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 4.070 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2924-4070
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, No Power Steering, With Air Conditioning, Kit
Part Number: MCH-20090-08
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Covers, 2.50 in. Tall, Centerbolt, Billet Aluminum, Natural, Moroso Logo, Includes Built-in Coil Mounts, Chevrolet, Small Block LS, Pair
Part Number: MOR-68476
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each
Part Number: MAN-190158
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR367807
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, With Power Steering, No Air Conditioning, Kit
Part Number: MCH-20085-08
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 29.00cc Dish, 4.070 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2925-4070
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
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