The PerTronix Flame-Thrower HEI III tune-up kit upgrades a factory Chevy or Cadillac HEI distributor with a multi-spark module and adjustable rev limiter, without swapping the whole distributor.

PerTronix D78001 Features:

• Fits 1975-1997 Chevy and Cadillac HEI distributors using the red/yellow coil wire.
• HEI III 4-pin module delivers multi-spark discharge through redline with active dwell control at 7.2 amps.
• Adjustable digital rev limiter lets you dial in a maximum RPM.
• Kit includes a custom Flame-Thrower coil cover, adjustable vacuum advance canister, and hi-performance advance kit.
• Wire harness, capacitor, and complete installation hardware are included.
• Red distributor cap included.