Transistor Ignition System

Years 1963–79 Models 6 Factory citations 10

Also described as Transistor Ignition EquipmentTransistor ignitionTransistor ignition equipmentTransistorized ignition systemTransistorized ignition

Documented applications

Chevelle / El Camino

1965–1966 Factory-verified

GM Heritage factory kit — 1965 Chevrolet Chevelle, p.31.
GM Heritage factory kit — 1966 Chevrolet El Camino, p.3.

Corvette (C1 / C2)

1964 Factory-verified

$75.35; 552 built

GM Heritage factory kit — 1964 Chevrolet Corvette, p.17.
1965 Factory-verified

$75.35; 3,686 built

GM Heritage factory kit — 1965 Chevrolet Corvette, p.14.
1966 Factory-verified

$73.75; 7,146 built (CorvSport, CorvetteStory, Vette Vues); CAC shows 3,686, duplicating its 1965 figure — presumed site error

GM Heritage factory kit — 1966 Chevrolet Corvette, p.14.
1967 Factory-verified

$73.75; 5,759 built

GM Heritage factory kit — 1967 Chevrolet Corvette, p.57.

Corvette (C3)

1968 Factory-verified

$73.75; 5,457 built

GM Heritage factory kit — 1968 Chevrolet Corvette, p.7.
1969 Factory-verified

$81.10; 5,702 built

GM Heritage factory kit — 1969 Chevrolet Corvette, p.5.

Impala / Full-Size

1963–70s (varies) Confirmed

Nova / Chevy II

1966 Factory-verified

GM Heritage factory kit — 1966 Chevrolet Nova, p.6.

C/K Trucks

1965 Factory-verified

New for 1965

GM Heritage factory kit — 1965 Chevrolet Truck, p.19.
1967–72 Confirmed

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This page aggregates every documented appearance of K66 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.