Discussion in 'Race 400/430/455' started by Briz, Sep 15, 2018.
Thats inbetween the hottest spot on head 2 exh valves next to each other.
Cometic for sure. Have actually re-used a cometic before. 13.5:1 compression
Definitely going with Cometic's this time around
I'm going on my 3rd reuse on my cometics.made it all season. 75 passes!