Yamaha WR400 2000
Recently Tuned, Head Work Only.
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we gas flowed the head, re-cut and profiled the valves and seats,
re-timed the standard cams and set it up on the Dyno. (Results above)
Std with FMF Pipe Titanium System, it made 44 Bhp, now we have 53 Bhp and loads more mid-range.
The head Work is now programed into the CNC and can be duplicated (within 50 microns) on yours,
Tuning inc' all head work £275.00, Valve Shims are £4.50 each, Strip/Build Top End £50.00