Set of 6 Champion RJ18YC8 Spark Plugs for GM 231 260 305 307 350 403 455 (1973–1985)
Includes: - Set of 6 Champion RJ18YC8 Spark Plugs
Fits Models: - Chevrolet, GMC, Oldsmobile, Pontiac
Model Years: - 1973–1985
Submodels: - Common trims include Base, Custom, Sport, and SS. Chassis codes may include G-body, A-body, and F-body. Body styles include Coupe, Sedan, and Pickup.
Engine Options: - Common engine sizes include 3.8L V6 (231), 4.3L V6 (260), 5.0L V8 (305), 5.7L V8 (350), 6.6L V8 (403), and 7.5L V8 (455). Engine codes may include L48, L65, and L77.
Description: This set of 6 Champion RJ18YC8 spark plugs is designed for various GM engines from 1973 to 1985. These plugs provide reliable ignition performance and are ideal for maintaining engine efficiency and power.
Features: - Designed for a range of GM V6 and V8 engines - Ensures optimal ignition performance - Durable construction for longevity - Easy to install for DIY enthusiasts - Compatible with standard engine options