SKU: RPCR5116
UPC: 859828511607
MPN: R5116
The Aluminum SB/BB Chevy Distributor Hold Down Clamp is an essential fastening component for small-block and big-block Chevrolet engines requiring secure distributor positioning. This clamp addresses a critical maintenance need in classic and modern muscle car builds, where distributor movement during high-RPM operation or engine vibration can cause ignition timing drift, misfires, and performance loss. Whether you're restoring a vintage Chevy 454, tuning a fuel-injected LS swap, or refreshing carburetor-fed small-block architecture, a reliable hold-down clamp ensures your distributor remains locked in place during operation.
Manufactured by Racing Power Co-Packaged, this aluminum hold-down clamp delivers weight savings and corrosion resistance compared to traditional cast-iron designs. The lightweight aluminum construction reduces unsprung mass around the engine bay while maintaining structural rigidity necessary to prevent distributor shaft play under load. The clamp's design secures the distributor base with a bolt-down mechanism that centers the rotor over the cap, preserving critical ignition timing accuracy. Aluminum's superior thermal conductivity also helps dissipate heat generated during extended high-performance driving, protecting your ignition system from thermal creep that compromises dwell angle and spark delivery.
Engine builders and weekend warriors favor this clamp for both street and competition applications where ignition system stability matters. It's ideal for carburetor and fuel-injection conversions, engine swaps, and performance rebuilds targeting consistent timing across the RPM range. Installation is straightforward: position the clamp around the distributor housing, align the bolt hole with the engine block mounting point, and torque securely. This compact component (3.9 x 0.75 x 8.85 inches) fits tight engine bays without interference, making it compatible with most SB and BB Chevy configurations from first-generation small-blocks through modern crate engine platforms.
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