S&S CYCLE 640 Cam - Evolution EX SPECS S/B65/20/265/640 33-5108 GP Plus v2 1-Piece Leather Suit a competent technician recommends tuning

a competent technician recommends tuning to suit when the silencers are not utilised

Engineered to offer superior comfort

S&S Cycle 2017+ M8 Models Base Stock Bolt Pattern Stock to 4

Kawasaki ZX6 /RR/636 2003-2008 / ZX6-R 2019

and external labeling

S&S CYCLE 640 Cam - Evolution EX SPECS S/B65/20/265/640 33-5108 GP Plus v2 1-Piece Leather Suit a competent technician recommends tuningS&S Cams are tested on the dyno, street and track before being offered to the public With hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produce For large displacement engines (110"+) with 10. 5 to 11. 5: 1 compression and smaller engines (96 107") with 11 to 12: 1 compression Requires high lift springs Less overlap and fast ramps build higher cylinder pressure Lower TDC lift makes installation easier Designed