Stilo - Stilo SA2020 ST5 GT Composite Racing Helmet Use (2) adapters when using

Use (2) adapters when using both the OE master cylinder and hydraulic release bearing (or slave cylinder)

600 in Valves - 204 cc Intake - 63 cc Chamber - 1

Fuel Bypass Valve - High-Flow - 6 AN Inlet - 6 AN Outlet - Aluminum - Gray Anodized - Universal - Each

The OE Style 1973-87 Chevy/GMC direct-fit cluster features a speedometer and tachometer

Nut - 9 mm x 1

Stilo - Stilo SA2020 ST5 GT Composite Racing Helmet Use (2) adapters when usingM6 nuts are pre installed for easy FHR installation *this helmet does not include post anchors* Additional accessories available such as aero, top air kits, and an array of visor options.