• interchangeable fit with GT2 & turbo standard cylinder head
• fully cnc machined from solid billet for maximum geometrical accuracy
• made from aerospace grade 2618 aluminum alloy, as commonly used for f1 & GT race pistons which has the highest possible material strength at elevated temperatures
• machined for 49.0 x 9.0 intake and 41.5 x 9.0 exhaust valves
• optimized combustion chamber reduces squish crevice volume - the effect of which increases chamber turbulence and results in higher flame speed, which improve's power, torque and efficiency.
• 15mm outside diameter sintered steel valve guides for reduced wear & improved valve support ...(choose a part on the right to read more)
Oil drain plug copper washer for Boxster. Measures 18x24mm. Oil drain plugs use soft metals such as aluminum or copper to create a good seal. In order to prevent an oil drip after oil drain, it is necessary to replace the gasket. For oil drain plug gaskets, see aluminum and copper gaskets.
High-quality OEM (original equipment manufacturer) replacement, designed to perform like the original. We source this part in Germany to ensure quality, reliability and precise fitment. Sold individually. 1 necessary per car.
This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request expedited shipping.