SKU: ACL8122
UPC: 743047006948
MPN: 8122
The GM Cap/Rotor Kit TAN is an essential ignition system component for Chevy V8 engines equipped with HEI-style distributors. This brass-terminal cap and rotor combination replaces the factory ignition hardware that naturally wears over time, restoring reliable spark delivery and engine performance. Whether you're maintaining a classic small-block or rebuilding a worn ignition system, this kit addresses a critical wear item that directly impacts starting, idle quality, and overall engine responsiveness.
This kit features brass terminals and a twist-lock design, ensuring secure connections between the cap, rotor, and spark plug wires without corrosion or intermittent arcing. The tan, non-vented construction prevents moisture intrusion into the distributor cavity—critical for engines that sit between seasons or operate in humid environments. ACCEL's precision engineering maintains proper spark timing geometry and conductor resistance, preventing the crossfire and misfires that occur when factory caps degrade or rotor contacts become pitted.
Mechanics and enthusiasts rebuilding Chevy V8 distributors rely on this replacement kit to restore baseline ignition performance without expensive distributor replacement. Installation is straightforward—simply remove the old cap and rotor, seat the new components onto the HEI distributor shaft, and reconnect your spark plug wires to the numbered cap terminals. Compatible with all Chevy V8 engines running HEI-style distributors, this kit is a cost-effective way to eliminate weak spark symptoms and maintain consistent engine operation for street, strip, or daily driving applications.
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