Supertech BMW M42 M4218 30.5mm STD Single Groove Exhaust Valves Set of 8 570 Series supplied with an 8AN ORB

supplied with an 8AN ORB to 10AN adapter fitting

Part Number: AF920-10-16S

UPC: 00793348034317Please note: This is a special order item by Stealth Ride

these 213cc cylinder heads feature full CNC ports and are ideal for operating in the idle to 7500 rpm range

UPC: 793348028163Please note: This is a special order item by Stealth Ride

Supertech BMW M42 M4218 30.5mm STD Single Groove Exhaust Valves Set of 8 570 Series supplied with an 8AN ORBSupertech BMW 30. 5mm Exhaust Valves Black Nitrided SS M42 M50 M52 Single Groove * Set of 8 * Brand: Supertech Manufacturer's Part Number: BMEVN 1030S 08 Stealth Ride Part Number: BMEVN 1030S 08 UPC: Description: Supertech BMW M42 M4218 30. 5mm STD Single Groove Exhaust Valves Set of 8 We manufacture our racing valves using only the highest quality materials available. We have spent countless hours studying these different materials as well as you