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Wilwood Aluminum Master Cylinder, Dual Bowl, 1 1/8 inch bore, ball burnished / polished finish w/ black lid

Wilwood Aluminum Master Cylinder, Dual Bowl, 1 1/8 inch bore, ball burnished / polished finish w/ black lid

Original price was: $304.85.Current price is: $60.97.

SKU: C-4650W-21CP Category:

Description

Wilwood Aluminum Master Cylinder, Dual Bowl, 1 1/8 inch bore, ball burnished / polished finish w/ black lid** use w/ disc / drum or disc / disc brakes **

Wilwood Aluminum Master Cylinder
Dual bowl, 1-1/8 inch bore, ball burnished / polished finish with black lid. Designed for disc/drum or disc/disc brake systems, this premium polished Wilwood master cylinder is engineered for power brake applications using vacuum or hydraulic assist. The 1-1/8 bore provides greater fluid volume and strong hydraulic response, ideal for boosted braking setups. Constructed from high-pressure die-cast aluminum, it weighs only 3 lbsabout 75% lighter than cast-iron OE master cylinderswhile offering exceptional durability and a show-quality appearance. It fits 3.22″3.40″ mount flanges, making it compatible with most domestic cars and trucks from the mid-1960s onward. Dual-side outlet ports simplify plumbing, and the 1.10 stroke with a 2:1 chamber volume ratio ensures smooth, consistent brake performance.

  • 1-1/8 bore optimized for power brake systems (vacuum or hydraulic assist)
  • Ball burnished / polished finish for a high-end, show-quality look
  • Compatible with disc/drum or disc/disc brake setups
  • High-pressure die-cast aluminum construction weighs only 3 lbs
  • Saves approximately 75% weight compared to OE cast-iron master cylinders
  • Dual-side fluid outlet ports for flexible plumbing arrangements
  • Fits 3.223.40 mount flanges used on most mid-1960s+ domestic vehicles
  • 1.10 stroke with 2:1 primary-to-secondary chamber volume ratio

Chevrolet Camaro Years:

1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78)

Chevrolet Chevelle / El Camino / Malibu Years:

1964 (64), 1965 (65), 1966 (66), 1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77)

Pontiac Firebird / Trans Am Years:

1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78)

Chevrolet Nova / Chevy II Years:

1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78)

Pontiac GTO / Lemans / Tempest Years:

1964 (64), 1965 (65), 1966 (66), 1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72)

Chevrolet C / K 1/2-Ton Pick-Up Truck Years:

1947 (47), 1948 (48), 1949 (49), 1950 (50), 1951 (51), 1952 (52), 1953 (53), 1954 (54), 1955 (55), 1956 (56), 1957 (57), 1958 (58), 1959 (59), 1960 (60), 1961 (61), 1962 (62), 1963 (63), 1964 (64), 1965 (65), 1966 (66), 1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78), 1979 (79), 1980 (80), 1981 (81), 1982 (82), 1983 (83), 1984 (84), 1985 (85), 1986 (86), 1988 (88), 1989 (89), 1990 (90), 1991 (91), 1992 (92), 1993 (93), 1994 (94), 1995 (95), 1996 (96), 1997 (97), 1998 (98)

Chevrolet R / V 1/2-Ton Pick-Up Truck Years:

1987 (87)

Chevrolet 1/2-Ton K5 Blazer Years:

1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78), 1979 (79), 1980 (80), 1981 (81), 1982 (82), 1983 (83), 1984 (84), 1985 (85), 1986 (86), 1987 (87), 1988 (88), 1989 (89), 1990 (90), 1991 (91), 1992 (92), 1993 (93), 1994 (94)

Oldsmobile Cutlass Years:

1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77)

Buick Skylark Years:

1967 (67), 1968 (68), 1969 (69), 1970 (70), 1971 (71), 1972 (72)

Chevrolet Monte Carlo Years:

1970 (70), 1971 (71), 1972 (72), 1973 (73), 1974 (74), 1975 (75), 1976 (76), 1977 (77), 1978 (78), 1979 (79), 1980 (80), 1981 (81), 1982 (82), 1983 (83), 1984 (84), 1985 (85), 1986 (86), 1987 (87), 1988 (88)

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