1986 Chevrolet Monte Carlo Engine: 3.8L V6; w/ R4 Compressor; Compressor w/ 9 O'Clock Coil;. 1986 Chevrolet Monte Carlo Engine: 4.3L V6; w/ R4 Compressor; Compressor w/ 9 O'Clock Coil;. 1986 Chevrolet Monte Carlo Engine: 5.0L V8; w/ R4 Compressor; Compressor w/ 9 O'Clock Coil;.
