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Author Topic:   spark plugs
Dirt Full Roller

Total posts: 30
posted April 06, 2001 09:48 PM
does anuone use the r43ts or the r45ts from ac delco or does someone make some that are better for running alcohol.

Dirt Full Roller

Total posts: 26
posted April 06, 2001 11:01 PM
43 is borderline,45 is way too hot for alcohol.Put 42 heat range in for alky.45 will put nice round holes in the top of your pistons.

Dirt Roller

Total posts: 20
posted April 07, 2001 07:46 PM
I have run the 43 and 42's with no problems.

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