Availability
Pro LS Valve Springs, LS6 Style, 0.550 Max Lift, Single Beehive, 1.270 in. O.D., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174002
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Rocker Arms, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Set of 16
Part Number: SUM-141556
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Lifters, Hydraulic Roller, Link Bar, 0.842 in. Outside Diameter, 2.685 in. Seat Height, Retrofit, Small Block Chevy, Set of 16
Part Number: SUM-HT218-16
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Gen. 3/4 Chevy LS Rocker Arm Trunnion Upgrade Kit, Bronze Bushing, Retrofit, Rectangle and Cathedral Port Rockers, Set of 16
Part Number: SUM-141560
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Rocker Arms, Roller Bearing Trunnion, L92/LS9/LS3, Assembled, Heavy Duty Cast Steel, 1.7 Ratio, Rectangle Port, Chevy, Set of 16
Part Number: SUM-141554
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Timing Chain and Gears, True Roller, Double Roller, 3 Bolt, Steel Sprockets, Chevy, Set
Part Number: SUM-G6600R-9
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit
Part Number: SUM-174000
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Lifters, Hydraulic Roller, Link Bar, 0.842 in. Outside Diameter, 2.685 in. Seat Height, Big Block Chevy, Set of 16
Part Number: SUM-HT219-16
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Crate Engine, High Torque, Iron Block, Non-Vortec Aluminum Heads, 6.2L/377, 9.1:1 CR, Hydraulic Roller, 1-Piece, Straight, Small Block, Chevy, Each
Part Number: XYZ-377HGTQ
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
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 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Lifter, Hydraulic Roller, Ford, Small Block, Set of 16
Part Number: SUM-HT22016
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
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 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit
Part Number: SUM-174001
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Rebuild, Hypereutectic Flat, 4.000 in. Bore, Standard Rod Bearings, Standard Main Bearings, Chevy, 350, Kit
Part Number: SUM-SBCKIT3-000
Cannot be shipped Internationally
Cannot be shipped Internationally
Lifters, Hydraulic Roller, Link Bar, 0.875 in. Outside Diameter, Small Block Ford, 2.685 in. Seat Height,Set of 16
Part Number: SUM-HT221-16
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Cylinder Deactivation Delete Combo, Gen III Hemi, MDS Delete Kit With VVT, Stage 2, Kit
Part Number: CMB-09-0037
Not Yet Reviewed
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Timing Chain and Gear Set, True Roller, Double Roller, Billet Steel Sprockets, Chevy, Big Block, Set
Part Number: SUM-G6610R-B
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Cylinder Deactivation Delete Combo, 5.3L AFM DOD Delete, Head Bolts, Lifters/Trays, Non PCV Valley Cover, Head Gaskets, Chevy LS, Kit
Part Number: CMB-09-0030
Cannot be shipped Internationally
Cannot be shipped Internationally
Cylinder Deactivation Delete Combo, DOD, Chevy, GMC, 6.2L, Kit
Part Number: CMB-09-0047
Not Yet Reviewed
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Valve Spring Retainers, Steel, Beehive, 7 Degree, Non LS, 11/32 in. 1.060 in. Outside Diameter, 0.640 in. Inside Diameter, Set of 16
Part Number: SUM-174003-3
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Engine Rebuild, Hypereutectic Flat, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit
Part Number: SUM-SBCKIT3-300
Cannot be shipped Internationally
Cannot be shipped Internationally
Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 1X, Standard Spacing, LS, Kit
Part Number: SUM-G6645-1X
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Gear Drive, Noisy, Dual Idler, Chevy, Small Block, Set
Part Number: SUM-G6700
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Timing Chain and Gear Set, True Roller, Double Roller, Billet Steel Sprockets, Chevy, V6/V8 Small Block, Set
Part Number: SUM-G6600R-B
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
Pro LS Valve Springs, Drop in, 0.630 Max Lift, Single Beehive, 1.3 in. O.D., 340 lbs./in. Spring Rate, 1.8 in. Installed Height, Set of 16
Part Number: SUM-174005
Estimated Ship Date: Monday 11/24/2025
Estimated Ship Date: Monday 11/24/2025
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