D50 4WD L4-156 2556cc 2.6L VIN 7 2-bbl (1982)
Spark Plug: Specifications
Spark Plug Torque Specification
Spark Plug ..................................................................................................................................................................................... 15-21 Ft. Lbs. (20-29 Nm)
Spark Plug Gap Specification
Trucks for USA ...................................................................................................................................................................... 0.039-0.043 inch (1.0-1.1 mm)
Trucks for Canada .................................................................................................................................................................. 0.028-0.031 inch (0.7-0.8 mm)