24 May 2016 by Jeremy Evrist Comments are closed SPK. PLUG TUBE O’RING View cart “1- INNER HEAD STUD -.500” has been added to your cart. $0.37 Call for current price SPK. PLUG TUBE O'RING quantity Add to cart SKU: BA0ASPTO Categories: Cylinder Head Components, Cylinder Head Components Related products 1-BA-5/8 BRLM INTAKE SEAT $28.28 Add to cart 1-.030 Dual Spring Locator $6.51 Add to cart 1-INNER HEAD STUD, STD. 1-INNER HEAD STUD, STD. $4.15 Add to cart 1-Pair-BA-6 AR40 Exhaust Gasket $40.75 Add to cart