I am looking into changing the heads on my 01 GTS. Who has some experiences in this area. What type of HP gains have you seen? Any and all comments are appreciated.
There's a lot of good feedback on Jeff Mory's heads. He's got a new set now with optimized porting and larger valves. I've got his last iteration and it gave me almost 80RWHP additional.
There's a lot of good feedback on Jeff Mory's heads. He's got a new set now with optimized porting and larger valves. I've got his last iteration and it gave me almost 80RWHP additional.
How about a set of technologically advanced cylinder heads that have supported over 900 RWHP (w/power adder) and produces 9 second et's. Without power adders these heads have supported RWHP exceeding 525HP with a good high quality exhaust system. Pics available upon request.
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