The second-generation Blow Off Valve from Nuke Performance, with cutting-edge function and an even quicker response. Highest possible flow capacity and unmatched performance.
The BOV50c is the upgraded version of the classic Blow Off Valves from Nuke Performance. Uses the same flange as the old one, a quick and easy swap with no need for new intake pipes. Its 50mm (1.97") valve and superior enhanced diaphragm ensure swift response and precise boost release.
Enhanced reinforced diaphragm technology
Swift response and precise boost release
Billet aluminum V-Band clamp and flange are included
1/4 BSPP top-mounted vacuum port
Interchangeable setup spring, support 250 to 1600hp+
Lightweight Blow Off Valve for motorsport installations
Equipped with a low friction valve guidance, the Blow Off Valve BOV50c V-Band offers an extremely swift response and is ready for some serious boost and power. We believe this upgraded version of the popular first-generation dump valve has the highest flow capacity for an atmospheric blow-off valve.
| Connection |
V-Band (clamp and aluminum flange included) |
| Internal design |
50mm valve with reinforced diaphragm |
| Vacuum port thread |
1/4" BSPP |
| Pre-set spring installed |
-0.53 to -0.65 BAR (-16 to -19 inHg) |
| Height |
78.7mm (3.09") * |
| Diameter |
81.6mm (3.21") * |
| Weight |
435g (15.34oz) * |
| For motorsports use |
YES |
| Replaces old part # |
900-01-201 / 900-02-201 ** |
| Part # |
920-01-101 |
| EAN |
7340209507454 |
* all measurements without the included V-Band flange and clamp
** first generation BOV50, both V-Band and Hose connection versions
BOV50c Spring Pressure Chart
Measure the engine vacuum at idle and with the engine at operating temperature.
| Superchargers Only |
Light Gray Spring # 9200-01-016 ** |
| -0.27 to -0.39 BAR (-8 to -11 inHg) |
Green Spring # 9200-01-017 |
| -0.40 to -0.52 BAR (-12 to -15 inHg) |
Magenta Spring # 9200-01-018 |
| -0.53 to -0.65 BAR (-16 to -19 inHg) |
Blue Spring # 9200-01-019 * |
| -0.66 to -0.75 BAR (-20 to -21 inHg) |
Red Spring # 9200-01-020 |
| -0.73 to -0.79 BAR (-22 to -23 inHg) |
Black Spring # 9200-01-021 |
