Pyrotect Safety Equipment Inner Wear Turtle Neck Top (Large) PY4800400 Product:Black, SFI Approved Diameter: 54

Diameter: 54

Part Number: AF203-20D

Also for Digital Oil Pressure Gauge

They hold the gasket in place and guide the carburettor on too

Pyrotect Safety Equipment Inner Wear Turtle Neck Top (Large) PY4800400 Product:Black, SFI Approved Diameter: 54Inner Wear Turtle Neck Top (Large)Black, SFI Approved PY4800400 4800400 Pyrotect's ultra thin INNER WEAR is designed for use with any driving suit, and is as soft as cashmere and as absorbent as cotton! Talk about comfort. It is SFI rated (SFI label attached) for use as underwear but is also designed so it can be worn under Nomex underwear for added TPP protection or under crew uniforms for added fire protection.