answersLogoWhite

0


Best Answer

The CR plugs are commercial grade and have a thicker electrode and ground. It's also a slightly hotter plug than the R.

Basically a heavy duty plug used much in GM small block TBI trucks and other GM vehicles. I think they used them in some Corvettes as well.

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is difference between ac delco r43ts and cr43ts?
Write your answer...
Submit
Still have questions?
magnify glass
imp