2 Pcs Valve Cover Breather 5339 Pcv Valve Grommet for All Valve Covers with 1-1/4 inch Filler-breather Holes Oil&Heat Resistant PVC Engine Seals for SBC BBC SBF Engines Vent Systems (0.75" & 1" I.D.)
【Universal Fit for V8 Engines】 Our pcv valve grommet fits 1.25" holes on steel/aluminum covers, compatible with SBC/BBC/SBF 302/350/454. This valve cover grommet supports 0.75" & 1" PCV valves, breather caps, oil separators, and open vents. The pcv grommet works as a 5339 pcv breather valve cover grommet for stock or custom builds, while this 5339 valve cover breather grommet ensures your valve cover breather system fits perfectly every time.
【Heat-Oil Proof PVC Lasts Extreme Conditions】 Made of industrial PVC, this pcv valve grommet resists -40°F to +250°F, oil, fuel vapors, and engine heat without cracking. This valve cover grommet keeps elasticity for a tight seal, while the pcv grommet fights blow-by degradation. Our 5339 pcv breather valve cover grommet outperforms rubber, and this 5339 valve cover breather grommet maintains the valve cover breather seal, ensuring your valve cover breather grommet endures years of harsh under-hood abuse.
【Leak-Proof Seal Protects Engine & Reduces Emissions】 This pcv valve grommet creates a leak-proof barrier stopping oil leaks and crankcase pressure. The valve cover grommet prevents dirt and blow-by gases, while the pcv grommet optimizes PCV vacuum for better combustion. Installing our 5339 pcv breather valve cover grommet cuts emissions and boosts response, and this 5339 valve cover breather grommet keeps the valve cover breather sealed. Trust this valve cover breather grommet to extend engine service life significantly.
【Tool-Free Push Installation in Under 5 Minutes】 This pcv valve grommet installs with a simple push-fit—no tools or skills needed. The flexible valve cover grommet compresses, locks firmly, and resists vibration loosening. Our pcv grommet fits imperfect holes easily, while the 5339 pcv breather valve cover grommet removes quickly for cleaning. This 5339 valve cover breather grommet makes valve cover breather maintenance a breeze, and this valve cover breather grommet stays secure even at high RPMs.
【Street, Strip & Off-Road Versatile Performance】 This pcv valve grommet works great on street rods, drag racers, off-road trucks, and engine swaps. The valve cover grommet pairs with breather caps, oil separators, or vent tubes for closed or open systems. Our pcv grommet handles high-RPM racing, while the 5339 pcv breather valve cover grommet delivers OEM quality. This 5339 valve cover breather grommet fits restomods and classics, ensuring your valve cover breather performs flawlessly daily or on track days.