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Big Mutha’ Thumpr 243/257 Hydraulic Flat Cam GK-Kit for Ford 351W. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, Gears, and headers, very rough idle.
Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Big Mutha’ Thumpr 243/257 Hydraulic Roller Cam
Street/ strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Street/ strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Street/strip, 4 speed or 3200+ stall and 4.10 or lower gear. Higher compression, good intake and headers.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Ultimate cam for Pro Street. 3500+ stall with 10.5:1 compression and low gears. Radical idle.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
High performance street with 75-125 hp nitrous kit or small blower. Mild idle.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Street/strip applications, 100-175 hp kit or medium blower, rough idle.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Pro Street applications, excellent for 150-300 hp kits or large blower, computer modifications required.

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Excellent torque and throttle response, good economy and low end power.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Good torque for 4×4, excellent mid-range power, great for RV or towing.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

K-KIT – Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.
Good torque for 4×4 with aftermarket intake and headers. Excellent mid-range, works with lower gears.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order