Also described as Power brakes (vacuum)Power brakesVacuum Power Brake EquipmentVacuum Power brakeVacuum power brake equipmentVacuum power brakes
Documented applications
- 1964–1972 Factory-verifiedGM Heritage factory kit — 1964 Chevrolet Chevelle, p.117.GM Heritage factory kit — 1972 Chevrolet Chevelle, p.91.
- 1963 Factory-verified
$43.05; 3,336 built
GM Heritage factory kit — 1963 Chevrolet Corvette, p.8. - 1964 Factory-verified
$43.05; 2,270 built
GM Heritage factory kit — 1964 Chevrolet Corvette, p.17. - 1965 Factory-verified
$43.05; 4,044 built
GM Heritage factory kit — 1965 Chevrolet Corvette, p.14. - 1966 Factory-verified
$42.15; 5,464 built
GM Heritage factory kit — 1966 Chevrolet Corvette, p.14. - 1967 Factory-verified
$42.15; 4,766 built
GM Heritage factory kit — 1967 Chevrolet Corvette, p.57.
- 1968 Factory-verified
$42.15; 9,559 built
GM Heritage factory kit — 1968 Chevrolet Corvette, p.7. - 1969 Factory-verified
$42.15; 16,876 built
GM Heritage factory kit — 1969 Chevrolet Corvette, p.5. - 1970 Factory-verified
$47.40; 8,984 built
GM Heritage factory kit — 1970 Chevrolet Corvette, p.5. - 1971 Factory-verified
$47.00; 13,558 built
GM Heritage factory kit — 1971 Chevrolet Corvette, p.6. - 1972 Factory-verified
$47.40 (early-year $46.00); 18,770 built
GM Heritage factory kit — 1972 Chevrolet Corvette, p.5. - 1973 Factory-verified
$46.00; 24,168 built (kit price schedule p.24: $46)
GM Heritage factory kit — 1973 Chevrolet Corvette, p.24. - 1974 Factory-verified
$49.00; 33,306 built
GM Heritage factory kit — 1974 Chevrolet Corvette, p.7. - 1975 Factory-verified
$50.00; 35,842 built (factory kit resolves: Black Book page p.7 lists power brakes at $50.00 — not CAC's $55.00)
GM Heritage factory kit — 1975 Chevrolet Corvette, p.7. - 1976 Factory-verified
$59.00; 46,558 built (100% — effectively standard fitment; kit note: power brakes/steering were separate options early, then folded into base price during 1976)
GM Heritage factory kit — 1976 Chevrolet Corvette, p.33.
- -1964- Factory-verified
$43.05 for 1964
GM Heritage factory kit — 1964 Chevrolet, p.8.
- 1975–1977 Factory-verified
new option 1975
GM Heritage factory kit — 1976 Chevrolet Monza, p.32.
This page aggregates every documented appearance of J50 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.