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COMP Cams 12-612-20 Xtreme Energy Solid Flat Tappet Camshaft 265/276 Small Block Chevy

(GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91 + 215 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

12-612-20
6 reviews
Sale Price

$406.95

1 left at this price

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Product Details

The COMP Cams 12-612-20 is an aggressive solid flat tappet camshaft designed for off-road racing applications including mud racing, drag racing, and pulling competitions. This high-performance camshaft is engineered specifically for Chevrolet Small Block V8 engines and delivers exceptional top-end power.

Camshaft Specifications:

  • Advertised Duration: 265° Intake / 276° Exhaust
  • Duration at .050": 224° Intake / 234° Exhaust
  • Valve Lift: .454" Intake / .480" Exhaust (with 1.5:1 rocker ratio)
  • Lobe Separation Angle: 110°
  • Valve Timing: Intake opens 12° BTDC, closes 72° ABDC
  • RPM Range: 2,000-6,500 RPM

Key Features:

  • Solid flat tappet design for maximum durability in high-stress racing environments
  • Aggressive profile optimized for off-road competition use
  • Produces strong mid-range to high-RPM power characteristics
  • Requires higher compression ratio and performance valve springs
  • Compatible with most aftermarket cylinder heads and intake manifolds

This camshaft is intended for dedicated racing applications and is not recommended for street use. It requires proper break-in procedures, quality lubricants, and compatible valve train components including performance lifters, pushrods, and springs rated for the lift and duration specifications.

Products specifications

Fits

GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91, C3500 1979-86, 1988-95, K2500 Suburban 1979-86, 1992-95, K3500 1979-86, 1988-95, C15/C1500 Pickup 1967-74 + 211 more models

Advertised Intake Duration

300

Basic Operating RPM Range

4,300-7,300

Grind Number

300B-6

Usage

Strip

Lifter Type

Solid Flat Tappet

Exhaust Valve Lift

0.557

Intake Valve Lift

0.562

Intake Duration at .050 Inch Lift

265

Exhaust Duration at .050 inch Lift

276

Camshaft Material

Nitrided Cast Iron

Camshaft Series

Oval Track

Cam Type

Solid Flat Tappet

Assembly Lubricant Included

Yes

Lifters Included

No

Valve Springs Required

Yes

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Camshaft Gear Attachment

3-Bolt

LOBE SEPARATION

106

AMAZON ASIN

B002EE0AVE

Advertised Exhaust Duration

314

Engine Family

Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)

Great prices. Fast shipping I will order more stuff in the future from here thanks

FANTASTIC MERCHANT!! Ships super fast (within 4 business days) and also the LOWEST prices on the net. I always compare before I buy and I keep buying from this place! Couldnt be happier, thanx!

Great Communication and instant shipping. Well done!

Great product and half the price of any one else I've shopped would recommend this to everyone.

Autoplicity has a great selection of parts, great companies and great prices. Shipping was very fast and payment very easy. Will be shopping here in the future.

"Customer service was very helpful, very good prices. On its way the next day."

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