Speedway Motors Universal Billet Aluminum Weld-On or Bolt-On Tank Fill Cap with Knurled O-Ring Sealed Cap Polished Finish Fits Valve Covers Oil Tanks

Speedway Motors Universal Billet Aluminum Weld-On or Bolt-On Tank Fill Cap with Knurled O-Ring Sealed Cap Polished Finish Fits Valve Covers Oil Tanks

Premium Aluminum Construction: Precision-machined billet aluminum cap and base provide long-lasting durability with a polished finish for a clean custom look Flexible Installation Options: Designed for weld-on or bolt-on mounting to valve covers, oil tanks, or rear ends for versatile custom applications Secure Sealing Design: Knurled fill cap features an integrated O-ring seal to help prevent leaks and ensure a tight, reliable closure Precision Machined Fit: 1-1/4" inside diameter with 1-1/4"-12 thread pitch offers smooth engagement and consistent performance Compact Universal Size: Low-profile 1.00" overall height with 1.625" centerline of holes fits tight spaces while maintaining easy access Billet aluminum cap and base. Weld or screw to your valve cover, oil tank or rear end. Knurled cap with O-ring seal. 1-1/4" inside diameter. 1-1/4"-12 thread pitch. Note:If using this fill cap in a bolt-on manner, (3) #4 screws/bolts with a countersunk head are required (not included). Bolt hole size is 1/8".