Brian Crower Intake Exhaust Valve Stem Seals For BC Valve Guides 5.5mm Polaris XP 1000 XP Turbo 14+ (BCR BC3990) bmw-5-series-5th-gen-2wd-awd Simple Calibration Wizard (answer a

Simple Calibration Wizard (answer a few questions about your engine and it creates the basemap

Part Number: AF64-2110BLK

Stealth Ride Part Number: EA137924040

The kit features CNC machined billet aluminium components and our custom short coil stalks

Brian Crower Intake Exhaust Valve Stem Seals For BC Valve Guides 5.5mm Polaris XP 1000 XP Turbo 14+ (BCR BC3990) bmw-5-series-5th-gen-2wd-awd Simple Calibration Wizard (answer aBrian Crower Valve Stem Seals For BC Valve Guides 5. 5mm Polaris XP 1000 RZR XP Turbo 2014+ Brand: Brian Crower Manufacturer's Part Number: BC3990 Stealth Ride Part Number: BC3990 UPC: Description: BC valve stem seals are designed for aftermarket valve guides. The seals allow a carefully defined amount of engine oil from the cylinder head into the combustion chamberto lubricate the rotating valve stem in the valve guide. BC valve stem seals are