Air Injection Reactor (smog pump)

Years 1966–82, 1998–00 Models 11 Factory citations 14

Also described as Air injection reactor systemAir Injection Reactor EquipmentAir Injection Reactor (emissions)A.I.R. smog pumpAir Injection reactor (A.I.R.)Air Injection Reactor (A.I.R.) emissionsAir Injection ReactorAir injection system, electricReactor system, AIR injection

Also documented for Cadillac GMC

Documented applications

Camaro

1967 Factory-verified

required in California

GM Heritage factory kit — 1967 Chevrolet Camaro, p.7.
1970s Confirmed

Chevelle / El Camino

1966–1967 Factory-verified

GM Heritage factory kit — 1966 Chevrolet Chevelle, p.83.
GM Heritage factory kit — 1967 Chevrolet El Camino, p.17.
1972 Confirmed

footnote-flagged in source (Canada/export, build-sheet/tag-only, documentation-only, or package base engine not reported as an option — see chevellestuff legend)

Corvette (C1 / C2)

1966 Factory-verified

$44.75; 2,380 built; required on California-delivered cars; absent from CAC's 1966 table but listed by CorvSport, CorvetteStory, Vette Vues, and the factory kit p.14

GM Heritage factory kit — 1966 Chevrolet Corvette, p.14.
1967 Confirmed

$44.75; 2,573 built; required on California cars

Corvette (C3)

1972 Confirmed

No separate charge listed; 3,912 built

Impala / Full-Size

1966- Confirmed

Nova / Chevy II

1966–1967 Factory-verified

GM Heritage factory kit — 1966 Chevrolet Nova, p.6.
GM Heritage factory kit — 1967 Chevrolet Nova, p.59.

C/K Trucks

1966 Factory-verified

California; new for 1966

GM Heritage factory kit — 1966 Chevrolet Truck, p.8.
1967–72 Confirmed

California

C/K pickup — GMT400 (1988–2000)

1999, 2000 Factory-verified

GM factory document — 1999 chevrolet chevy c pickup 2wd rpo code list, p.1.
GM factory document — 2000 chevrolet chevy c pickup 2wd rpo code list, p.1.

Express — GMT600 (1996–2002)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet express rpo code list, p.1.
GM factory document — 1999 chevrolet express rpo code list, p.1.
GM factory document — 2000 chevrolet express rpo code list, p.1.

Suburban — GMT400 (1992–1999)

1999 Factory-verified

GM factory document — 1999 chevrolet chevy suburban 2wd rpo code list, p.1.

Tahoe — GMT400 (1995–1999)

1999 Factory-verified

GM factory document — 1999 chevrolet tahoe 2wd rpo code list, p.1.

This page aggregates every documented appearance of K19 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.