For 90 degree V6, Even-Fire 4.3L engines. Must be used with an MSD 6, 7 or 8-series ignition.

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A maintenance-free magnetic pick-up provides accurate trigger signals to your MSD Ignition Control. A precision-manufactured reluctor that is connected to the shaft is responsible for triggering the pick-up. The distributor is topped off with a high quality black cap and Race Rotor.

• CNC machined billet aluminum housing and billet aluminum base
• Nylon pads ensure smooth operation of the advance weights
• Advance weight pins are staked and tig welded to the plate
• Mechanical advance assembly can be locked out
• Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction
• Polished steel shaft is QPQ coated and guided by a sealed ball bearing and extra long sintered bushing
• Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range
•  Easy-to-adjust mechanical advance with supplied springs and stop bushings
• No CARB Exemption Order Number
• Will not accept a vacuum advance canister
• Must be used with an MSD Ignition Control
• O-ring seals can be added to modified blocks to improve oil pressure control•  Supplied with socket style distributor cap and rotor
• Special oil tract improves lubrication to the distributor and cam gear

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Information:

Holley Performance Emission Code 3: This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles. The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles: 1965 and older U.S. manufactured California Certified vehicles/1967 and older U.S. manufactured Federally Certified vehicles/1967 and older Foreign manufactured vehicle. The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle. The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U.S. manufactured California Certified vehicles/1968 and newer U.S. manufactured Federally Certified vehicles/1968 and newer Foreign manufactured vehicle

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Application Summary:

Year	Make/Model
1985-2001	Chevrolet Astro
1995-2002	Chevrolet Blazer
1985-1986	Chevrolet C10
1988-1998	Chevrolet C1500
1985-1986	Chevrolet C20
1988	Chevrolet C2500
1990-1995	Chevrolet C2500
1985-1990	Chevrolet Caprice
1992-1993	Chevrolet Caprice
1985-1987	Chevrolet El Camino
1996-2002	Chevrolet Express 1500
1996-2002	Chevrolet Express 2500
1985-1995	Chevrolet G10
1985-1995	Chevrolet G20
1985-1995	Chevrolet G30
1985	Chevrolet Impala
1985-1986	Chevrolet K10
1988-1998	Chevrolet K1500
1985	Chevrolet K20
1988-1995	Chevrolet K2500
1985-1988	Chevrolet Monte Carlo
1987	Chevrolet R10
1987-1988	Chevrolet R20
1988-2002	Chevrolet S10
1988-1994	Chevrolet S10 Blazer
1999-2002	Chevrolet Silverado 1500
1987	Chevrolet V10
1991-1994	Oldsmobile Bravada
1996-2001	Oldsmobile Bravada
1986	Pontiac Bonneville
1986-1987	Pontiac Grand Prix
1985-1986	Pontiac Parisienne