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Competition Cams 12-515-20
Drag Race/Tight Lash NIT 259/266 Solid Flat Cam for Chevrolet Small Block; Best on big 3/8-1/2 mile tracks with high RPM. Great with open rules and large c.i. engines. Nitrided.
Competition Cams 12-517-20
Drag Race/Tight Lash NIT 266/274 Solid Flat Cam for Chevrolet Small Block; 350-400, 12:1 compression, 4800+ stall. Nitrided. For big tracks with unrestricted 377-410 engines. Best with good heads and intake. Nitrided.
Competition Cams 12-609-20
Drag Race/Puller/Mud/O-Track NIT 250/260 Solid Flat Cam Chevrolet Small Block; Excellent torque and good idle for 327-350. Needs 10:1 compression and low gears. Great torque, 3800+ stall or 4 speed, 10.5:1 compression. Very versatile cam. Great for 1/4 to 3/8 mile track. Nitrided.
Competition Cams 12-610-20
Oval Track NIT 255/266 Solid Flat Cam for Chevrolet Small Block; For faster 1/4 to 3/8 mile track, strong torque and quick response. Nitrided.
Competition Cams 12-611-20
Drag Race/Oval Track NIT 255/266 Solid Flat Cam for Chevrolet Small Block; Best for 1/4 to 3/8 track with fast corners. More top end than Part 12-610-5. 4000+ stall, 10.5:1 compression and up. Nitrided.
Competition Cams 12-612-20
Puller/Mud Race/Drag/O-Track NIT 265/276 Solid Flat Cam Chevrolet Small Block; Good for 377-406 engine to run high RPM. Requires upgraded cylinder heads and manifold. 327-350, 4500+ stall, good power. 11:1 compression. Good for 1/2 to 5/8 mile track with light car, large engine. Nitrided.
