BCBC SPC-8 Engine Camshaft

Stock Replacement Camshaft

The Melling SPC-8 is a stock replacement engine camshaft built for Pontiac applications that need OE-style valve timing and hydraulic flat tappet operation. It is made in the USA and developed for standard replacement use in classic Pontiac V8 builds.

With 0.47 intake and exhaust valve lift, 231 degrees intake duration at .050 inch lift, and 240 degrees exhaust duration at .050 inch lift, this camshaft supports the engine requirements called for in stock and OE replacement applications. The SPC-8 is also computer controlled compatible and uses a 1.5 rocker arm ratio.

Key Features

• Hydraulic flat tappet camshaft for standard replacement service
• 0.47 intake and exhaust valve lift
• 231 degrees intake duration and 240 degrees exhaust duration at .050 inch lift
• Computer controlled compatible
• Made in the USA by Melling

Detailed Description

The Melling SPC-8 is part of the Stock line of OE replacement camshafts, engineered to match engine requirements for horsepower, economy, and torque in original-style applications. This camshaft is a direct fit for a range of Pontiac models, including Pontiac GTO, Pontiac Firebird, and Pontiac Grand Prix applications listed with stock replacement notes. The SPC-8 is also referenced for OEM number 9794041 in several Pontiac applications, with additional fitment notes for Ram Air IV use on select models.

As a hydraulic flat tappet camshaft, the SPC-8 is suited to engines that use this lifter design and standard replacement timing characteristics. The Melling SPC-8 combines OE replacement intent with tested manufacturing standards for buyers restoring or maintaining classic Pontiac valve train specifications.

What It Is Used For

• Replacing a worn or incorrect camshaft in a Pontiac engine
• Restoring stock-style valve timing and lift characteristics
• Addressing rough idle caused by camshaft wear
• Correcting valve train performance loss from an out-of-spec cam profile
• Maintaining OE-style engine behavior in classic Pontiac builds

Installation Notes and Tips

Verify hydraulic flat tappet lifter compatibility before installation. Confirm the engine’s required camshaft profile, rocker arm ratio, and OEM reference number against the application notes for your Pontiac model. This part cross-references CSF 10703 for the same application.

Quality Assurance

Melling manufactures this stock replacement camshaft in the USA and states that its OE replacement camshafts are developed, engineered, tested, and produced to high standards of quality and materials.