Proform Parts Distributor For Chevrolet Engines (MPN: 141-682)

High-performance distributor with adjustable vacuum advance for enhanced power.

The Proform Parts Distributor is designed specifically for Chevrolet small block and big block engines, featuring an ignition module and a vacuum advance system. This distributor is engineered to provide reliable energy transfer and long-term performance, making it suitable for both street and strip applications. The sintered steel weights ensure durability while maintaining a lightweight design, capable of withstanding significant forces for maximum reliability.

This distributor includes a high-performance module that is engineered for low saturation, resulting in maximum spark intensity. The adjustable vacuum advance allows for fine-tuning of the ignition timing, which can lead to increased power and reduced harmful detonation. Additionally, the use of stress-relieved music wire for the weight springs ensures a blueprint advance curve, enhancing overall engine performance.

With features such as a low friction cam and precisely installed bronze sintered bushings, the Proform Parts Distributor guarantees smooth operation and tight tolerances. The black HEI cap with male posts not only adds to the aesthetic appeal but also ensures compatibility with various ignition systems. This product is a reliable choice for automotive enthusiasts looking to enhance their engine's performance.

Features

• Sintered Steel Weights For Lighter Weight While Withstanding 270 Newtons Minute For Maximum Durability. Durable, Centerless Ground Coated Shaft For Reliable Energy Transfer And Long Term
• 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
• High Performance Module: Engineered With Low Saturation For Maximum Spark Intensity
• Low Friction Cam With Super Smooth, Gradual, Tight Tolerance Total Indicated Runout Deviation From Datum Line
• 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

Specifications

• Manufacturer: Proform Parts
• Manufacturer Part Number: 141-682
• Condition: New
• Finish: Natural
• Recommended Use: Street/ Strip
• Spark Advance Type: Vacuum Advance
• Spark Distribution Type: Magnetic Trigger
• Drive Gear Type: Steel Gear
• With Ignition Module: Yes
• Includes Cap And Rotor: Yes
• Cap Color: Black
• Cap Type: HEI/ Male Posts
• Coil In Cap: Yes

Compatibility / Fit

• 1969-1974 Avanti II
• 1977-1981 Buick Century
• 1978-1978 Buick LeSabre
• 1977-1981 Buick Regal
• 1977-1979 Buick Skylark
• 1969-1974 Checker Aerobus
• 1969-1970 Checker Deluxe
• 1969-1974 Checker Marathon
• 1980-1982 Checker Marathon
• 1969-1974 Checker Taxicab
• 1959-1959 Chevrolet 3B
• 1959-1959 Chevrolet 3C
• 1959-1959 Chevrolet 3D
• 1959-1959 Chevrolet 3E
• 1959-1959 Chevrolet 3F
• 1959-1959 Chevrolet 3G
• 1955-1975 Chevrolet Bel Air
• 1958-1972 Chevrolet Biscayne
• 1969-1974 Chevrolet Blazer
• 1959-1961 Chevrolet Brookwood
• 1969-1972 Chevrolet Brookwood
• 1975-1986 Chevrolet C10
• 1960-1974 Chevrolet C10 Pickup
• 1967-1986 Chevrolet C10 Suburban
• 1975-1986 Chevrolet C20
• 1960-1974 Chevrolet C20 Pickup
• 1967-1986 Chevrolet C20 Suburban
• 1975-1986 Chevrolet C30
• 1960-1974 Chevrolet C30 Pickup
• 1960-1962 Chevrolet C40
• 1967-1986 Chevrolet Camaro
• 1966-1986 Chevrolet Caprice
• 1964-1973 Chevrolet Chevelle
• 1963-1968 Chevrolet Chevy II
• 1955-1981 Chevrolet Corvette
• 1985-1986 Chevrolet Corvette
• 1957-1958 Chevrolet Del Ray
• 1959-1960 Chevrolet El Camino
• 1964-1986 Chevrolet El Camino
• 1969-1970 Chevrolet Estate
• 1975-1986 Chevrolet G10
• 1972-1972 Chevrolet G10 Van
• 1974-1974 Chevrolet G10 Van
• 1975-1986 Chevrolet G20
• 1967-1974 Chevrolet G20 Van
• 1975-1986 Chevrolet G30
• 1972-1972 Chevrolet G30 Van
• 1974-1974 Chevrolet G30 Van
• 1958-1985 Chevrolet Impala
• 1975-1986 Chevrolet K10
• 1960-1974 Chevrolet K10 Pickup
• 1967-1986 Chevrolet K10 Suburban
• 1975-1986 Chevrolet K20
• 1960-1974 Chevrolet K20 Pickup
• 1967-1986 Chevrolet K20 Suburban
• 1977-1986 Chevrolet K30
• 1968-1974 Chevrolet K30 Pickup
• 1975-1986 Chevrolet K5 Blazer
• 1959-1961 Chevrolet Kingswood
• 1969-1972 Chevrolet Kingswood
• 1973-1976 Chevrolet Laguna
• 1964-1964 Chevrolet Malibu
• 1967-1967 Chevrolet Malibu
• 1973-1983 Chevrolet Malibu
• 1970-1986 Chevrolet Monte Carlo
• 1975-1979 Chevrolet Monza
• 1958-1961 Chevrolet Nomad
• 1969-1979 Chevrolet Nova
• 1955-1957 Chevrolet One-Fifty Series
• 1975-1975 Chevrolet P10
• 1977-1979 Chevrolet P10
• 1961-1962 Chevrolet P10 Series
• 1975-1986 Chevrolet P20
• 1961-1962 Chevrolet P20 Series
• 1974-1974 Chevrolet P20 Van
• 1975-1986 Chevrolet P30
• 1961-1962 Chevrolet P30 Series
• 1974-1974 Chevrolet P30 Van
• 1959-1961 Chevrolet Parkwood
• 1955-1958 Chevrolet Sedan Delivery
• 1960-1966 Chevrolet Suburban
• 1969-1972 Chevrolet Townsman
• 1955-1958 Chevrolet Truck
• 1960-1960 Chevrolet Truck
• 1955-1957 Chevrolet Two-Ten Series
• 1958-1958 Chevrolet Yeoman
• 1965-1971 Excalibur Phaeton
• 1960-1963 GMC 1000 Series
• 1960-1963 GMC 1500 Series
• 1960-1963 GMC 2500 Series
• 1960-1966 GMC 3000
• 1960-1966 GMC 3500
• 1975-1978 GMC C15
• 1975-1978 GMC C15 Suburban
• 1967-1974 GMC C15/C1500 Pickup
• 1967-1974 GMC C15/C1500 Suburban
• 1979-1986 GMC C1500
• 1979-1986 GMC C1500 Suburban
• 1975-1978 GMC C25
• 1975-1978 GMC C25 Suburban
• 1967-1974 GMC C25/C2500 Pickup
• 1967-1974 GMC C25/C2500 Suburban
• 1979-1986 GMC C2500
• 1979-1986 GMC C2500 Suburban
• 1975-1978 GMC C35
• 1967-1974 GMC C35/C3500 Pickup
• 1979-1986 GMC C3500
• 1978-1986 GMC Caballero
• 1975-1978 GMC G15
• 1974-1974 GMC G15/G1500 Van
• 1979-1986 GMC G1500
• 1975-1978 GMC G25
• 1974-1974 GMC G25/G2500 Van
• 1979-1986 GMC G2500
• 1975-1978 GMC G35
• 1970-1974 GMC G35/G3500 Van
• 1979-1986 GMC G3500
• 1970-1986 GMC Jimmy
• 1975-1978 GMC K15
• 1975-1978 GMC K15 Suburban
• 1967-1974 GMC K15/K1500 Pickup
• 1967-1974 GMC K15/K1500 Suburban
• 1979-1986 GMC K1500
• 1979-1986 GMC K1500 Suburban
• 1975-1978 GMC K25
• 1975-1978 GMC K25 Suburban
• 1967-1974 GMC K25/K2500 Pickup
• 1967-1974 GMC K25/K2500 Suburban
• 1979-1986 GMC K2500
• 1979-1986 GMC K2500 Suburban
• 1977-1978 GMC K35
• 1968-1974 GMC K35/K3500 Pickup
• 1979-1986 GMC K3500
• 1975-1978 GMC P25
• 1979-1986 GMC P2500
• 1975-1978 GMC P35
• 1979-1986 GMC P3500
• 1971-1977 GMC Sprint
• 1960-1965 GMC Suburban
• 1960-1960 GMC Truck
• 1964-1967 Gordon-Keeble GK1
• 1964-1967 Gordon-Keeble IT
• 1965-1974 Iso Grifo
• 1969-1974 Iso Lele
• 1963-1970 Iso Rivolta
• 1967-1974 Iso S4 Fidia
• 1975-1975 Oldsmobile Custom Cruiser
• 1977-1977 Oldsmobile Custom Cruiser
• 1978-1980 Oldsmobile Cutlass
• 1978-1980 Oldsmobile Cutlass Calais
• 1980-1980 Oldsmobile Cutlass Cruiser
• 1982-1982 Oldsmobile Cutlass Cruiser
• 1978-1980 Oldsmobile Cutlass Salon
• 1978-1980 Oldsmobile Cutlass Supreme
• 1975-1975 Oldsmobile Delta 88
• 1977-1977 Oldsmobile Delta 88
• 1977-1979 Oldsmobile Omega
• 1977-1979 Oldsmobile Starfire
• 1975-1975 Pontiac Bonneville
• 1980-1981 Pontiac Bonneville
• 1983-1986 Pontiac Bonneville
• 1975-1975 Pontiac Catalina
• 1980-1981 Pontiac Catalina
• 1977-1986 Pontiac Firebird
• 1975-1975 Pontiac Grand Am
• 1978-1980 Pontiac Grand Am
• 1975-1975 Pontiac Grand LeMans
• 1977-1981 Pontiac Grand LeMans
• 1975-1976 Pontiac Grand Prix
• 1978-1981 Pontiac Grand Prix
• 1983-1986 Pontiac Grand Prix
• 1975-1975 Pontiac Grandville
• 1975-1975 Pontiac LeMans
• 1977-1981 Pontiac LeMans
• 1983-1986 Pontiac Parisienne
• 1977-1979 Pontiac Phoenix
• 1978-1979 Pontiac Sunbird
• 1977-1977 Pontiac Ventura
• 1965-1966 Studebaker Commander
• 1965-1966 Studebaker Cruiser
• 1965-1966 Studebaker Daytona
• 1966-1966 Studebaker Wagonaire

Technical Documents

• 141-681-682-683-GMPP-HEI-Distributor.pdf