Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededPROFORMPART NUMBER: 778-66940R
High Performance HEI Distributor for 1955-1982 Small Block & Big Block Chevy with Red Cap
$9299
Ships on 09/09/2026
Lowest Price GuaranteeGM
- High Performance HEI Distributor
- 1955-1982 Small Block & Big Block Chevy
- Red Cap
- No Coil
- Fits 1955-1982 Chevy small block and big block engines.
- NO rebuilt components: 100% NEW!
- It has a high-performance control module, a hardened gear, a capacitor that prevents radio static, a high-dielectric cap with brass terminals, and a premium rotor (except where otherwise specified).
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Get the Best Value with an HEI Distributor Upgrade
Replace your stock distributor with a Proform HEI Distributor for an easy-to-install performance upgrade. You can trust Proform high-energy ignition (HEI) components to keep your engine running at peak performance.
Part TypeDistributor
Product LineProform High-Performance HEI Distributors & Accessories
BrandPROFORM
Package Height7.0
Package Width8.3
Package Length17.0
Weight5.1 PG
Part CategoryPerformance Parts
Marine UseNo
Housing FinishNatural
Housing MaterialCast Aluminum
Distributor Cap ColorRed
Ignition Box RequiredNo
QuantitySold individually
Distributor TypeHEI/Breakerless
Engine Make/SizeChevy Small Block (262-400)
Computer-Controlled CompatibleNo
Trigger StyleMagnetic
Distributor Gear RotationStandard
Cap StyleMale/HEI
Part FitmentSemi Universal
Slip CollarNo
Mechanical Tach DriveNo
Gear MaterialIron
Advance TypeVacuum and mechanical
Vendor Part Number66940R
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
