NA streetport 6 port dynoed at 182whp details inside - RX7Club.com - Mazda RX7 Forum
Ryan Rotary Performance - A bit of porting today on our own Pettit Supercharged Rx8. Just a mild street port, cleaning the exhaust ports and intake ports to ensure smooth transition of
Street Porting Template for Renesis 13B 6-Port Engine - Intake/Exhuast - Racing Beat
RACINGBEAT 12A & 13B INTAKE STREET PORT TEMPLATE
Rx8 Specialists | Rugby | Ryan Rotary Performance | Street Port