Thread: 69 z sparkplugs
View Single Post
  #19  
Old 02-07-2018, 04:49 PM
x33rs x33rs is offline
Senior Member
  
Join Date: Dec 2017
Location: AZ
Posts: 783
Thanks: 43
Thanked 457 Times in 249 Posts
Default
Cool, learned something new. I always thought the big plugs were used up through 1970.

All my BBC stuff is 71-72 that uses the small plug. I figured the change was 1971.
Reply With Quote