
Rollin' Thunder Hydraulic Roller Camshaft for Chevy 4.3L 90° V6
- Rollin' Thunder Hydraulic Roller Camshaft
- Chevy 4.3L 90° V6
- Lift: .479''/.488''
- Duration @ .050: 210°/214°
- Advertised Duration: 272°/276°
- Idle-5500 RPM Range
Cam Notes: For use with OEM hydraulic roller lifters (use original lifters).Not for 1992-later 4.3L balance shaft engines. Requires aftermarket computer chip(not available from Edelbrock) for usewith manifold p/n 350-3713. Call EdelbrockTech 800-416-8628 for info.Open 2° ATDC
Close 32° ABDCExhaust Timing @ .050" Open 44° BBDC
Close 10° BTDCImportant Application Information:
INSTALLATION NOTES:
Rollin Thunder Hydraulic Roller cams are for street high-performance and racingapplications only - not for heavy vehicles. Use with Edelbrock Performer RPM heads(or other aftermarket heads), adjustable valvetrain components, screw-in studs, high performance adjustable rocker arms and at least 9.5:1 compression ratio. Headers,high-energy ignitions, lower-than-stock rear gearing and a high-performance torqueconverter (in auto. transmission equipped vehicles) are necessary. - Do not use late model timing chain and gear sets that are designed for emission-controlled engines. They are machined in a retarded position and are not recommended for this camshaft installation. Use Performer-Link Timing Chain Gear Set 350-7801.
- Use recommended Edelbrock Valve Springs 350-5814
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
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