Illustrations:

Inline 4 153 CID (400 Series)
Inline 4 153 CID 1982-1985
Inline 4 181 CID 1973-1990
Inline 4 181 CID 1991-Up
V-6 262 CID 1986-1990
V-6 262 CID 1991-Up
V-8 305/350 CID Rear Riser (Stringer & Cobra)
V-8 305/350 CID Center Riser (Stringer & Cobra)
V-8(Ford) 302/351 CID 1991-Up
V-8 454/502 CID 1991-Up