Dynojet, Thunderslide CV kit, US models. Stage 7 - 00-06 all Twin Cam (NU) 537471 BDC (Black Diamond Cut) is

BDC (Black Diamond Cut) is a aluminum with a black anodized finish and a special 'diamond cut' contrast machined finish

5/16" (8mm) OD

Machining required to lower the valve guide to avoid interference with the top collar

Complete with approx

Stock style reproduction part

Dynojet, Thunderslide CV kit, US models. Stage 7 - 00-06 all Twin Cam (NU) 537471 BDC (Black Diamond Cut) isFor US models; Stage 7. The Thunderslide for Harley Davidson has set a benchmark in jet kit design. It incorporates a custom made throttle slide of which the unique profile allows precise control over the slide's range of movement. It creates a stronger signal, improving fuel atomizing which is essential for a good fuel burn. This provides more power, increased throttle response and improved fuel economy. **Dynojet product not available to purchase by