Buy 2009 Porsche 911 Engine Coolant Bleeder Screw O-Ring. 3.6 LITER, PRIMARY. 3.8 LITER, PRIMARY. MAIN PRIMARY, Inner, Valve - OEM Porsche Part # 99970737140 (999-707-371-40)

Engine Coolant Bleeder Screw Gasket. Rubber O - Ring. Vent valve o - Ring.
A component which preVents leaks at the Cooling System Bleeder Screw. Included with: Reservoir.

Engine Coolant Bleeder Screw O-Ring

Fits 911, Boxster

3.6 LITER, PRIMARY. 3.8 LITER, PRIMARY. MAIN, inner. PRIMARY. PRIMARY, 2005-08, inner. PRIMARY, 2009-12, inner.