Supra Forums banner
1 - 3 of 3 Posts

I have them - no troubles so far after 9 months and 10K miles. I put them in after the stock valve spring set didn't like revving to 8000 rpms all the time. One of my exhaust springs was worn out.
1 - 3 of 3 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.