These Solid Lift cams are great in NASCAR late model stock on 3/8 to 1/2 mile asphalt tracks with high RPM's.
The COM-12-505-5 is best in 358 ci with limited intake & carb. The COM-12-515-5 is great with open rules and larger (400)engines. Uses COM-950-16 valve springs.
Dan's Racing Supply, Circle Track Racing Parts, Performance Parts and Accessories "Since 2002"
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