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.
Description
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
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Would this be a food choice for a 2002 5.7 camaro
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Q Would this be a food choice for a 2002 5.7 camaro answer nowAsked by John Carpico on August 11, 2021 7:22 amA 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.
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Q DUMB Question: Do i need to upgrade springs etc when pulling LS3 camshaft out for this? Putting o...... Read more answer nowAsked by Zach on January 3, 2019 9:14 amA
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?
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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/
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