Chevrolet Performance – Hydraulic Roller Tappet LS Series Camshaft LS9 (12638427)

$152.00

Chevy Small Block Gen III/IV LS Based
2008-14 Chevy 6.2L (LS9)
Lift: .562” Int. / .562” Exh.
Duration: 211° Int / 230° Exh. @ .050″ Lift

Ships from manufacturer

SKU: 12638427 Categories: Camshafts, Camshafts & Valvetrain Brand: Chevrolet Performance

Description

The camshaft is one of the most important factors in determining an engine’s overall performance profile and capability. This precision-engineered, extensively-tested camshaft allows you to choose the best cam for your application. Available for popular GM small block, big block and LS-series engines. To avoid possible engine damage, a distributor with a melonized steel gear must be used with steel camshafts.

Specifications:

Basic Operating RPM Range – Stock

Cam Style – Hydraulic roller tappet

Camshaft Gear Attachment – 3-bolt

Computer-Controlled Compatible – Yes

Duration at 050 inch Lift – 211 int./230 exh.

Exhaust Duration at 050 inch Lift – 230

Exhaust Valve Lift with Factory Rocker Arm Ratio – 0.562

Intake Duration at 050 inch Lift – 211

Intake Valve Lift with Factory Rocker Arm Ratio – 0.562

Quantity – Sold individually

Valve Lift with Factory Rocker Arm Ratio – 0.562 int./0.562 exh.

Valve Springs Required – No

Lobe Separation (Deg) – 122.5

Manufacturer’s Part Number – 12638427

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Questions & Answers (3)

Customer questions & answers

Would this be a food choice for a 2002 5.7 camaro

Q Would this be a food choice for a 2002 5.7 camaro answer now
Asked by John Carpico on August 11, 2021 7:22 am

A There are better options like our ss1 cam, email me at [email protected] so we can better go over your options for your car

DUMB Question: Do i need to upgrade springs etc when pulling LS3 camshaft out for this? Putting on a whipple and i figured this would perform much better than LSA NA camshaft.

Q DUMB Question: Do i need to upgrade springs etc when pulling LS3 camshaft out for this? Putting o...... Read more answer now
Asked by Zach on January 3, 2019 9:14 am

A
Zach,

You would want to run the blue LS springs with that cam! Here's the link to the springs.

Thanks,

Will this fit my 02 5.3?

Q Will this fit my 02 5.3? answer now
Asked by Taylor on February 19, 2018 11:39 am

Answered by the admin
It will, but is a terrible choice unless you are also installing a positive displacement blower.

If you are looking at a naturally aspirated cam consider one of our .544 lift truck cams, SS2 LLT is a good choice.

https://gwatneyperformance.com/product/gpi-low-lift-truck-performance-camshaft-4-8l-5-3l-6-0l/