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Hassan Barrera photo
Austria, Vienna
1 Level
733 Review
47 Karma

Review on ACDelco R43TS Professional Conventional Spark by Hassan Barrera

Revainrating 5 out of 5

Great for 5.7L TPI Corvette or other GM TPI

My intake manifold gaskets were blown and after replacing them I noticed the idle was very rough. I thought the corks were dirty and the boy was them. I looked at many forums and checked many vendors but everyone said I should stay with ACDelco or switch to NGK. Immediately after replacing the Bosch Platinum, which had been in the car for about two years, I noticed a dramatic difference. Even before the intake manifold gaskets blew up, the car felt a bit bumpy and "off". Now my car runs silky smooth and drives better than it has in years. For the price, this should be your only pick for a standard C4 TPI Corvette or a late '80s Camaro/Firebird with a 5.7L TPI. If you have a lot of things set up and are aiming for more horsepower, this might be different, but it's ideal if you're using a stock.

Pros
  • Excellent Construction
Cons
  • Minor issues