Your Bike - Your Way

Choose a level of performance upgrade packages to suit your budget or let us custom design a solution to your individual requirements. Either way - with a Heavy Duty Performance package you'll get the best from your ride.

Build Stages

Stage 1
Hi flow air filter, exhaust system and a choice of engine management tuning systems. Power Commander 5 or SE race tuner (requires Dyno tuning at additional cost) or state of the art Thundermax auto tuning system (no Dyno tuning required from mild to wild).

Stage 2 (requires stage 1 inclusions)
A choice of lifters, adjustable pushrods and a cam shaft from quality manufacturers like Redshift, S&S and Andrews cams to suit your individual riding style. 

Stage 3 (requires stage 1 & 2 inclusions)

S&S quality 110 cubic inch barrels and forged piston kit including top end gaskets. This raises compression ratio to 10.3:1 using stock heads. 

Stage 4 (requires stage 1,2 & 3 inclusions)

A choice of S&S C&C ported cylinder heads or our own HDM in house personal porting package. Slightly raising compression over stage 3 dramatically improving air speed and flow. 

Stage 5 (requires stage 1,2,3, & 4 inclusions)
Is balls to the wall, crank her over and HOLD ON...

Hdm's proven combination of quality components of the above stages customised to you and your ride. 
Adding a HI 55mm match ported throttle body, PM 13" front brake rotor with a 6 piston caliber, front and rear progressive suspension. 

Warp Speed...

After years of R&D HDM has produced a custom Turbo Charger packages from stock DYI bolt on systems to custom engine and turbo packages inc custom cam grinds to suit. 

HDM offers in-house custom Dyno tuning
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