Availability
Pro LS Valve Springs, Drop in, 0.600 Max Lift, Single Beehive, 1.290 in. O.D., 310 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174004
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Connecting Rods, Performance, I-beam Style, Forged 4340 Steel, 6.098 in. Length Center To Center, Chevrolet, 5.3L, 5.7L, 6.0L, 6.2L LS, Set of 8
Part Number: SUM-LS6098945I
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Harmonic Balancer, OEM, Internal, External Balance, Nodular Iron, Natural, Ford, 5.0L, Set
Part Number: SUM-163302
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Oil Pan, Steel, Black Zinc, 6 qt., Chevy, Big Block, Each
Part Number: SUM-G3606
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Pro SBC Stage 4 Hyd. Roller Cam, 224/232 Dur. 112 LSA + 2 Adv, .550/.540 1.5 Ratio, .587/.576 1.6 Ratio, 2000-6500 RPM Range, 87-02 Gen 1 Roller Block
Part Number: SUM-8803
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Stage 2 Pro LS Cam. 226/238 113+3, .600/.600 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS2 LS6 LS3 LS7 LSA LQ4 LQ9 LS9 LS4 LY6
Part Number: SUM-8707R1
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.000 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set
Part Number: SUM-136SN9045005
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Ford, Small Block/351W, Set of 16
Part Number: SUM-G6940B
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Ford Windsor, 185 cc Int. Runner, 64cc Chamber, 2.02 Int./1.6 Exh. Hyd. Roller .600 Lift, 351W 1/2 in. head bolt, reducer sleeve needed for 289/302
Part Number: SUM-162SBF185WIN
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Stage 1 Pro LS Drop-in Truck Swap Cam, 210/218 112 +1, .500/.500 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, LS1 LS2 LS6 LS7 LS9 LS3 LH6 LQ4 LQ9, Each
Part Number: SUM-8712R1
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Rod Bearings, Direct Replacement, Standard Size, Bi Metal, Chevy, Small Block, Set of 8
Part Number: SUM-171000
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Lifter, Hydraulic Flat Tappet, AMC/Chrysler, Dodge, Jeep, Plymouth, Set of 16
Part Number: SUM-HT201116
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Cam and Lifter kit, Pro SBC Stage 1 Hyd. Roller Cam, 204/214 Dur., 112 LSA + 1 Adv, .450/.450 1.5 Ratio, Idle-5800 Range, '87-02 Gen 1 Roller Block
Part Number: SUM-K8800
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Pistons, Pro LS 2618 Forged, 4.030 bore, Flat top, 3.622 in. Stroke, 6.098 Rod, Set of 8
Part Number: SUM-3269454030-2
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.500 in. Bore, Each
Part Number: SUM-150210
Not Yet Reviewed
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Oil Filter Relocation Kit, Single Filter, 96 in. Hose Length, Kit
Part Number: SUM-G4985-1
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Alternator Bracket, Aluminum, Satin, Cylinder Head Mount, Short Water Pump, Chevy, Small Block, Kit
Part Number: SME-2001
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Camshaft, Stage 2, LS Truck Swap Cam, High lift version, 218/227 112+2, .600/.600 Lift, 3-bolt, LS1 LS2 LS6 LS3 LQ4 LY6 LQ9 Each
Part Number: SUM-8720R1
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 4X, Standard Spacing, LS, Kit
Part Number: SUM-G6647-4X
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/274, Lift .450/.450, Chevy, Small Block, Each
Part Number: SUM-1785
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Harmonic Balancer, OEM, Internal Balance, Nodular Iron, Natural, Chevy, Small Block, Each
Part Number: SUM-161358
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Pro SBC Stage 2 Hyd. Roller Cam, 212/218 Dur., 112 LSA + 0 Adv, .525/.520 1.5 Ratio, .560/.555 1.6 Ratio,1500-6000 RPM Range, 87-02 Gen 1 Roller Block
Part Number: SUM-8801
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS362258
Not Yet Reviewed
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
Combo, Engine Oil Change Kit, 0W40 10 Qts., Kit
Part Number: CMB-08-0100
Cannot be shipped Internationally
Cannot be shipped Internationally
Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6
Part Number: SME-174003
Estimated Ship Date: Monday 12/29/2025
Estimated Ship Date: Monday 12/29/2025
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