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ACT XACT Flywheel Prolite for 1977 Chevrolet K5 Blazer

Experience the thrill of dramatically improved engine response and acceleration with the ACT XACT Flywheel Prolite. Designed for road racing or rally racing, this flywheel is engineered to deliver the best throttle response and acceleration, making it perfect for enthusiasts seeking a competitive edge.

Constructed from heat-treated forging for strength and toughness, this flywheel features induction-hardened ring gears for maximum life. Its one-piece construction minimizes the opportunity for failure and ensures uniform, efficient heat transfer from the clutch disc. Say goodbye to warped inserts or loose ring gears.

Key Features:

  • Lighter flywheel offering with lowest inertia
  • Forged, CNC machined, and dynamically computer balanced for smooth high RPM reliability
  • Recommended for race use
  • Serviceable and can be resurfaced with no need to purchase additional parts

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Chevrolet Bel Air 1955 Base
Chevrolet Bel Air 1955 Nomad
Chevrolet Bel Air 1956 Base
Chevrolet Bel Air 1956 Nomad
Chevrolet Bel Air 1957 Base
Chevrolet Bel Air 1957 Nomad
Chevrolet Bel Air 1958 Base
Chevrolet Bel Air 1959 Base
Chevrolet Bel Air 1960 Base
Chevrolet Bel Air 1961 Base
Chevrolet Bel Air 1962 Base
Chevrolet Bel Air 1963 Base
Chevrolet Bel Air 1964 Base
Chevrolet Bel Air 1965 Base
Chevrolet Bel Air 1966 Base
Chevrolet Bel Air 1967 Base
Chevrolet Bel Air 1968 Base
Chevrolet Bel Air 1969 Base
Chevrolet Bel Air 1971 Base
Chevrolet Bel Air 1972 Base
Chevrolet Bel Air 1973 Base
Chevrolet Bel Air 1974 Base
Chevrolet Biscayne 1958 Base
Chevrolet Biscayne 1959 Base
Chevrolet Biscayne 1960 Base
Chevrolet Biscayne 1960 Fleetmaster
Chevrolet Biscayne 1961 Base
Chevrolet Biscayne 1962 Base
Chevrolet Biscayne 1963 Base
Chevrolet Biscayne 1964 Base
Chevrolet Biscayne 1965 Base
Chevrolet Biscayne 1966 Base
Chevrolet Biscayne 1967 Base
Chevrolet Biscayne 1968 Base
Chevrolet Biscayne 1969 Base
Chevrolet Biscayne 1971 Base
Chevrolet Biscayne 1972 Base
Chevrolet Blazer 1969 Base
Chevrolet Blazer 1970 Base
Chevrolet Blazer 1971 Base
Chevrolet Blazer 1972 Base
Chevrolet Blazer 1973 Base
Chevrolet Brookwood 1958 Base
Chevrolet Brookwood 1959 Base
Chevrolet Brookwood 1960 Base
Chevrolet Brookwood 1961 Base
Chevrolet Brookwood 1972 Base
Chevrolet C10 1977 Cheyenne
Chevrolet C10 1977 Custom Deluxe
Chevrolet C10 1977 Scottsdale
Chevrolet C10 1977 Silverado
Chevrolet C10 1978 Big Ten
Chevrolet C10 1978 Cheyenne
Chevrolet C10 1978 Custom Deluxe
Chevrolet C10 1978 Scottsdale
Chevrolet C10 1979 Big Ten
Chevrolet C10 1979 Cheyenne
Chevrolet C10 1979 Custom Deluxe
Chevrolet C10 1979 Scottsdale
Chevrolet C10 1979 Silverado
Chevrolet C10 1980 Big Ten
Chevrolet C10 1980 Cheyenne
Chevrolet C10 1980 Custom Deluxe
Chevrolet C10 1980 Scottsdale
Chevrolet C10 1980 Silverado
Chevrolet C10 1981 Custom
Chevrolet C10 1981 Deluxe
Chevrolet C10 1982 Custom
Chevrolet C10 1982 Scottsdale
Chevrolet C10 1982 Silverado
Chevrolet C10 1983 Custom
Chevrolet C10 1983 Silverado
Chevrolet C10 1984 Custom
Chevrolet C10 1984 Scottsdale
Chevrolet C10 1984 Silverado
Chevrolet C10 1985 Custom
Chevrolet C10 1985 Scottsdale
Chevrolet C10 1985 Silverado
Chevrolet C10 Pickup 1961 Base
Chevrolet C10 Pickup 1962 Base
Chevrolet C10 Pickup 1963 Base
Chevrolet C10 Pickup 1964 Base
Chevrolet C10 Pickup 1965 Base
Chevrolet C10 Pickup 1966 Base
Chevrolet C10 Pickup 1967 Base
Chevrolet C10 Pickup 1968 Base
Chevrolet C10 Pickup 1969 Base
Chevrolet C10 Pickup 1970 Base
Chevrolet C10 Pickup 1971 Base
Chevrolet C10 Pickup 1972 Base
Chevrolet C10 Pickup 1973 Base
Chevrolet C10 Suburban 1968 Base
Chevrolet C10 Suburban 1969 Base
Chevrolet C10 Suburban 1970 Base
Chevrolet C10 Suburban 1971 Base
Chevrolet C10 Suburban 1972 Base
Chevrolet C10 Suburban 1973 Base
Chevrolet C10 Suburban 1977 Custom Deluxe
Chevrolet C10 Suburban 1977 Scottsdale
Chevrolet C10 Suburban 1977 Silverado
Advanced Clutch Technology, Inc., since 1994, has specialized in performance clutches and flywheels for the sport compact, domestic, Euro, and diesel truck markets. ACT’s focus on customer service, quality and performance has earned it an unparalleled reputation in the aftermarket industry. All ACT product is thoroughly researched and tested prior to release to ensure they perform to the customers’ expectations. This commitment to excellence has resulted in providing racers with championship wins. These standards also ensure ACT’s street products provide the performance demanded.
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