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Engines & Engine Parts
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each
Part Number: AFR-1501
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Summit Racing™ Roller Rocker Arms for LS1/LS6 SUM-G6980
Rocker Arms, Pedestal Mount, Full Roller, Aluminum, 1.7 Ratio, Chevy, LS, Set of 16
Part Number: SUM-G6980
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each
Part Number: TFS-3061T001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Enforcer, Aluminum, Bare, 64cc Chamber, 210cc Intake, Cathedral Port, Small Bore, Chevrolet, LS, Each
Part Number: AFR-1507
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Pedestal Mount, Full Roller, Aluminum, 1.8 Ratio, Chevy, 4.8/5.3/5.7/6.0/7.0L, Set of 16
Part Number: SUM-G6981
Estimated Ship Date: Today
Estimated Ship Date: Today
Cam, Stage 2, LS Truck Swap Cam, 218/227 112+2, .522/.524 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, LS1 LS2 LS3 LS6 LS7 LS9 LQ4 LQ9 LH6 LM7 L96, Each
Part Number: SUM-8701R1
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Cover, Conversion, 1-Piece, Aluminum, Natural, Chevy, LS1, Kit
Part Number: NAL-88958679
Estimated Ship Date: Jun 10, 2026 if ordered today
Estimated Ship Date: Jun 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ LS Front Drive Distributor Timing Cover Conversion Kits SUM-851000
Estimated Ship Date: Today
Oil Filter Adapter, Spin-On Adapter, Billet Aluminum, Natural, Each
Part Number: CHP-LS1001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Small Bore, Chevrolet, LS, Each
Part Number: AFR-1506
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Precision Cast Chevy LS Cylinder Head SUM-LS210CATH64
Not Yet Reviewed
Estimated Ship Date: Today
Oil Pan, LS1/LS6 Drag Racing, Dry Sump, Steel, 1-piece Rear Main Seal, Chevy, 5.7L LS, Each
Part Number: CTR-12-200
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Cylinder Head, 250cc LS1/LS6, Aluminum, 61cc Chamber, 250cc Runner, 2.080 in. Intake Valve, 1.600 in. Exhaust Valve, 0.650 in. Max Lift, Chevy, Each
Part Number: HPE-HPLS1250
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Stage 1 SUM-8718 Pro LS Drop-in Truck Swap Cam, Maximum Torque for Towing and Efficiency, 205/217 112+2, .500 /.500 Lift, 3-bolt, 4.8, 5.3, 6.0, 6.2
Part Number: SUM-8718R1
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Shaft Mount, 1.8 Ratio, Aluminum, Roller Rockers, Chevy, Small Block, LS1, Kit
Part Number: CCA-1501
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-515-460
Lifters, Hydraulic Roller, Lifter Trays, Chevy, LS, Kit
Part Number: SUM-HTLSKIT1
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Shaft Mount, 1.7 Ratio, Aluminum, Roller Rockers, Chevy, Small Block, LS1, Kit
Part Number: CCA-1500
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, 1.340 in. Compression, Chevy, Left, Each
Part Number: JEP-321240L
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 3.898 in. Bore, 3.622 in. Stroke, 6.098 in. Rod, 1.340 in. Compression, Chevy, Left, Each
Part Number: JEP-321239L
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston, Forged, Dish, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.315 in. Compression, Chevy, Left, Each
Part Number: JEP-321242L
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Lifter Valley Plate, Carburetor Conversion, Aluminum, GM, LS, Each
Part Number: EDL-7788
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001-C01
Not Yet Reviewed
Windage Tray, Aluminum louvered sump tray for our LS1000 and LS3000 pans
Part Number: CHP-LS-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Cylinder Heads, Street Porting, Aluminum, Assembled, 66cc Chamber, 205cc Intake, Chevy, Small Block, LS, Pair
Part Number: AFR-1510
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Piston, Forged, Flat Top, 2-Valve Reliefs, 3.905 in. Bore, 3.622 in. Stroke, 6.125 in. Rod, 1.315 in. Compression, Chevy, Left, Each
Part Number: JEP-321244L
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
