Availability
2012 Summit Racing Engines & Components
Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R58409035
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Timing Cover, 2-Piece, Cast Aluminum, Black Powdercoated, With Cam Sensor, Chevy, LS, V8, Each
Part Number: SUM-G6323
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Camshaft Kit, Pro LS Single Plane, Hydraulic Roller Tappet, Advertised Duration 290/305, Lift .551/.551, Chevy GM, LS/LSX, Gen III/IV, Each
Part Number: SUM-8704-1
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 58x, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Ring, H Bearing
Part Number: SUM-R5836L7852
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4007521
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 4340 Piston and Rod Kit, 403 Cid., 4.005 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400058
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Plug Fitting, LS Oil Pan Pressure Relief Valve, 14mm x 1.5 Size, Male Threads, Internal Allen Head, Crush Washer, Aluminum, Black, Each
Part Number: SUM-01-3454
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Stock Height, Cast Aluminum, Polished, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair
Part Number: SUM-440366
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 258/270, Lift .500/.500, Chevy, LS, Each
Part Number: SUM-8718-1
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 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-R584007521
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 7cc dish, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-326943780-7F
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R2436L8987
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Timing Cover, 2-Piece, Cast Aluminum, Black Powdercoated, Without Cam Sensor, Chevy, LS, V8, Each
Part Number: SUM-G6322
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 2618 Forged Piston, 4.065 bore, 1.299 C.H., 2cc Dome, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2L LS3 L92 LS9, Set of 8
Part Number: SUM-2999274065-2
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Summit Racing™ Stage 4 Pro LS Single Plane Cam, 240/252 106 +0, .569 Lift, LS1 LS2 LS6 LS3 LS7 LQ4, Each
Part Number: SUM-8703
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
SUM-8723 Level 1 Cam kit, Dual Springs, St. Ret., Stage 4 Pro LS Twin-Turbo Cam. 240/242 Dur., 116+4, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0
Part Number: SUM-8723-1-DLSTL
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Valve Covers, Tall Height, Cast Aluminum, Natural, Plain, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L, Pair
Part Number: SUM-440360
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24360052
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 2618 Forged Pistons. 3.810 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-326945810-2P
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Lifter, Hydraulic Roller, Chevy, Set of 16
Part Number: SUM-HT21616
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 2618 Forged Piston, 3.810 bore, 1.110 C.H., 5cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-1109273810-5
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 1X, -0.005 in. Line Hone, LS, Kit
Part Number: SUM-G6645-1X-005
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Pro LS 2618 Forged Piston, 3.780 bore, 1.110 C.H., 5cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8
Part Number: SUM-1109273780-5
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Cam and Lifter kit, Stage 4 Pro LS Cam, Extra Valve Clearance Version, 234/248 113 +3.5 .625/.605 Lift, 3-bolt, 4.8-7.0L ,LS1 LS2 LS6 LS7 LSA LQ9 LS9
Part Number: SUM-K8711R1
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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