Proform Chev Hei Distributor #141-682

These premium distributors include Genuine GM Performance Parts melonized gears (USA), which are "required on all GM Performance Parts crate engines, or serious damage will occur."

-- Sintered steel weights for lighter weight while withstanding 270 newtons min. for maximum durability (USA)

-- Validated harness and capacitor for reliable energy flow

-- Adjustable vacuum advance for fine tuning the rate and amount of advance that will result in increased power and eliminate harmful detonation

-- Weight springs made with stress-relieved music wire to assure blueprinted advance curve (USA)

-- High-performance module: engineered with low saturation for maximum spark intensity

-- Low-friction cam with super-smooth, gradual, tight tolerance TIR (Total Indicated Runout) deviation from datum line (USA)

-- Bronze sintered bushings precisely installed and line- honed for perfect positioning

-- Durable, centerless ground coated shaft for reliable energy transfer and long-term, trouble-free performance.

FINAL ASSEMBLY, AND INDIVIDUAL INSPECTION IN WARREN, MICHIGAN.