Skip to main content
StorkScout
Comp Cams Magnum Retrofit Roller Camshaft 1985-1987 Chevy 4.3L V6 18-412-8

Comp Cams Magnum Retrofit Roller Camshaft 1985-1987 Chevy 4.3L V6 18-412-8

Sold by FCRC Machine

$549.95

Price and availability requested live for this page. Final details are set by the seller.

Opens fcrcmachine.com in a new tab. The seller handles checkout, shipping, and returns.

StorkScout may earn money from Shopify when you buy through product links. Sponsored results are labeled, and compensation never determines the Weekly Edit. How we make money

Share

A closer fit

Find this, but…

Start with this listing, then change what matters. Matches come live from independent Shopify shops and are separate from StorkScout’s Weekly Edit.

Searches start with new, available products that ship to and from the U.S.

What would suit you better?

Try “folds for air travel” or “same shape, without plastic.”

About this product

Comp Cams Magnum Retrofit Roller Camshaft

Comp Cams Part Number #18-412-8

Fits:  Retro-Fit Hydraulic Roller Cam For 1985-1987 Chevy 4.3L V6 Originally Equipped w/ Flat Tappet Cam

Works w/ Stock Computer/Fuel Injection • Good Low End Torque & Gas Mileage

Specifications:
RPM Operating Range     1,200-4,500
Cam Type     Hydraulic Roller
Camshaft Series     Magnum Computer Controlled
Camshaft Gear Attachment     3-Bolt
Usage     Street/Strip
 Advertised Intake Duration     260
Advertised Exhaust Duration     266
Intake Duration at .050 Inch Lift     206
Exhaust Duration at .050 Inch Lift     210
Intake Valve Lift     0.5
Exhaust Valve Lift     0.5
Lobe Separation     112
Valve Timing Lift     0.006
Exhaust Close ATDC     -11
Intake Open BTDC     -5
Exhaust Open BBDC     41
Intake Close ABDC     31
Lifter Style     Hydraulic Roller 

COMP Cams Magnum retrofit camshafts are designed for everyone from the serious street performance enthusiast to the all-out competition drag racer. Whether you're driving a street rod, show car with power accessories, a super gas, or super competition car on alcohol, COMP Cams will fit your engine's needs. 

Description supplied by FCRC Machine through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.