3238155|Exhaust and Intake Valve Kit for 1987 Chevrolet R20 5.7L - VK163125XP184. Replace your original Exhaust and Intake Valve Kit with this direct-fit unit for the 1987 Chevrolet R20 5.7L. Trusted by mechanics and DIYers alike, it helps maintain optimal engine operation and performance.. 1987 Chevrolet R20 5.7L Engine Exhaust and Intake Valve Kit - VK163125XP184 Also fits the following vehicles: 1991 Chevrolet R1500 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1987 Chevrolet R20 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1988 Chevrolet R20 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1987 Chevrolet R20 5.7L Engine Exhaust and Intake Valve Kit, 1988 Chevrolet R20 5.7L Engine Exhaust and Intake Valve Kit, 1989 Chevrolet R2500 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1990 Chevrolet R2500 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1991 Chevrolet R2500 Suburban 5.7L Engine Exhaust and Intake Valve Kit, 1989 Chevrolet R2500 5.7L Engine Exhaust and Intake Valve Kit, 1987 Chevrolet R30 5.7L Engine Exhaust and Intake Valve Kit, 1988 Chevrolet R30 5.7L Engine Exhaust and Intake Valve Kit, 1989 Chevrolet R3500 5.7L Engine Exhaust and Intake Valve Kit, 1990 Chevrolet R3500 5.7L Engine Exhaust and Intake Valve Kit, 1991 Chevrolet R3500 5.7L Engine Exhaust and Intake Valve Kit, 1995 Chevrolet Tahoe 5.7L Engine Exhaust and Intake Valve Kit