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Street machine and limited high performance street use. Best with 4 speed or 2800+ stall and 3.40 to 4.10 gears, aftermarket intake and headers.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mutha’ Thumpr 235/249 Hydraulic Roller Cam
High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-Good on 3/8 to 1/2 asphalt track with tight corners.
Good on 3/8-1/2 mile asphalt track with tight corners.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Best torque in 406+c.i. Late Model or 355c.i. with 9:5.1+ compression.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Street/Strip EFI 243/253 Hydraulic Roller Cam
375-434c.i. with 200-225cc head, 10:1-11:1 compression. Needs single plane intake, requires tuning.
Fits Ford 5.0 and 351W w/ factory roller camshafts

Mechanical Roller-Baseline short track Cam for 358 type engine. Very table with good valve train parts.
Short track cam for 358 type engine. Very stable with good valve train parts.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-Baseline short track Cam for 358 type engine. Very stable with good valve train parts.
Short track cam for 358 type engine. Very stable with good valve train parts.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-Drag Race for 351-377 c.i.d. motor, 12:1 compression, 4500 stall.
351-377c.i. motor, 12:1+ compression, 4500+ stall.
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.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-For high RPM 358 engines and also for larger cubic inches with less RPM. Great RPM Cam with light valve train and high quality springs.
Great for large c.i. engines or high RPM 358 type engines.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-For high RPM 358 engines and also for larger cubic inches with less RPM. Great RPM Cam with light valve train and high quality springs.
For high RPM 358 engines and for large cubic inches with less RPM.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order

Mechanical Roller-Drag Race for 351-377 Windsor with 125-250 HP nitrous.
351- 377c.i. Windsor with 125-250 HP nitrous.
Fits Ford Small Block Engines originally equipped with “Old” firing order and 351 Windsor engines with the “Windsor” firing order