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Comp Cams Performance Parts
Comp Cams 12-821-14
Comp Cams 12-821-14 Drag Race Cam CS 47S 312-R8 .900 BASE CIRCLE 600x289
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Comp Cams 12-821-14
• Comp Cams mechanical lifter cams are specifically designed for competition
• Lobe profiles developed through hours of dyno time and real track testing
• Used by the best race teams around the country
• Very aggressive lobe designs
• Not recommended for street use
Our Price: $374.95
UPC 036584084013
Free Shipping and Handling for orders over $99!
(US only. Excluding any oversize charges.)
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Performance Parts is a Comp Cams authorized performance retailer
Product Info Related Items
Comp Cams 12-821-14 Mechanical Roller Drag Race Camshaft
Fits 1955-1998, small block Chevrolet V8

Comp Cams has an extensive line of mechanical lifter camshafts specifically designed for competitive racing. Using the latest in computer technology, the engineers at Comp Cams can produce an almost unlimited number of designs suited to specific applications. These have been developed through hours of time on the dyno and hands-on at the track. Comp Cams camshafts produce results and that's why the best teams in racing use them. These mechanical lifter camshafts are much more aggressive and are not intended for street use.

The benefits of swapping the 4 & 7 firing order in both small and big block Chevys is something that smart engine builders understand. Not only are there gains in horsepower to be had with this switch, but you can also realize an exceptionally smooth torque curve.

RPM Range: 5,000 to 7,500 rpm
Duration @ .050" lift: 279/286 (int/exh)
Valve lift: .679/.645 (int/exh)
.900" base circle, 18736542 firing order 4 & 7 swap
For 400 c.i.+ engines with good heads, high compression
Shipping Weight/Dimensions:
Weight:8.50 lbs
Height:3.00 in.
Length:24.50 in.
Width:3.00 in.
Shipping from warehouses in the U.S. and Canada!
Performance Parts has over 20 warehouses in the U.S. and Canada so you can get your parts duty free! Call for availability.
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Comp Cams 3100KT Adjustable timing chain set.
Fits 265-400 cu.in. Chevrolet V8.
Comp Cams 1604-16
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Alternate Items
Comp Cams 611-16
Comp Cams 611-16 "Super Locks" valve locks.
Comp Cams 614-16
Comp Cams 614-16 "Super Locks" valve locks.
Comp Cams 732-16
Comp Cams 732-16 Titanium Valve Spring Retainers
Fits 1.500"-1.550" diameter springs
Comp Cams 7972-16
Comp Cams 7972-16 "Hi-Tech" pushrods
Fits small block Chevrolet V8s
Comp Cams 26115-16
Comp Cams 26115-16 Elite Race™ Dual Valve Springs
Comp Cams 721-16
Comp Cams 721-16 Titanium valve spring retainers
Comp Cams 891-16
Comp Cams 891-16 Mechanical roller valve lifters.
Fits 1987 and later small block Chevrolet with taller lifter bores and using "small base circle" cam.
Comp Cams 944-16
Comp Cams 944-16 Dual valve spring
For solid roller cam.
- Last Updated: 2014-08-27 17:11:11 -
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