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The NX Covert Crossbar Stage 6 plate conversion for a 4500 flange supports 50–300 HP and ships as a full conversion kit. CNC machined for consistent distribution, this package includes a custom solenoid bracket, braided stainless solenoid-to-plate lines, stainless fittings, nitrous and fuel jets, and longer carb studs, providing the necessary hardware for upgrading a 4500-style carburetor to a covert crossbar nitrous system.
Nitrous Express Covert Crossbar 4500 Flange Stage 6 Plate Conversion 50-300HP
