- Marvin - said Great thread! One week and 258 posts!!! I have a similar equipped 71 H-Code Duster too, now for 35 years......and my son will inherit it one day. 1971 Plymouth Duster 340 (export car) Mine has a scheduled production date in March 1971, the trunk light and the rear window defogger, an orange engine and a non-finned trunk lid. Click to expand...