749 to 820cc!
This thread is dedicated to our drop in GT MotoCycles® 820cc pistons for any '09-16 V7 models. We will offer GTM® flow-ported heads for even more power.
Dyno graph below shows stock V7 (blue trace - 36 rwhp), GTM 820-2V (green trace with ported heads ~45 rwhp -- and below for ~51.5 rwhp) and GTM Quattrovalvole @749cc (no longer available ~55 rwhp) or see our GTM Quattrovalvole 820cc @~67 rwhp) dyno HERE.
Newest graph below on our in house Dyno with a 2015 V7, GTM ported heads, GTM 820cc 2V pistons and our GTM 2>1 exhaust:
This thread is dedicated to our drop in GT MotoCycles® 820cc pistons for any '09-16 V7 models. We will offer GTM® flow-ported heads for even more power.
GTM V7 Big Bore 820 2V Pistons
GTM® V7 Mk I-II 820cc Big Bore 2V Pistons IF NO COUNT IS SHOWN, THESE ARE MADE TO PAID PRE-ORDER ONLY -- ALLOW ~16 weeks on average to have ready to ship. This selection is for a pair of drop-in ~820cc flow-optimized forged/CNC pistons for your '09-16 V7 Mk I-II (all models) - See below for the...
gtmotocycles.com
Dyno graph below shows stock V7 (blue trace - 36 rwhp), GTM 820-2V (green trace with ported heads ~45 rwhp -- and below for ~51.5 rwhp) and GTM Quattrovalvole @749cc (no longer available ~55 rwhp) or see our GTM Quattrovalvole 820cc @~67 rwhp) dyno HERE.
Newest graph below on our in house Dyno with a 2015 V7, GTM ported heads, GTM 820cc 2V pistons and our GTM 2>1 exhaust: