Oil Cooler Cap

Description Race tested an proven oil cooler system for the M50, S50, S52 series engines.Design features include: -8AN o-ring ports to provide a leak free fitting without the use of Teflon tape or sealant used by other oil cooler caps. Viton o-rings are used throughout to maintain function and sealing in a high temperature oil environment. Use of the stock filter cap bolt to reduce cost and simplify installation. An internal sealing mechanism to direct oil flow through the oil cooler and through the filter. 1/8" NPT side port for external oil pressure gauge. The cap is machined from 6061-T6 billet aluminum and hard coat anodized for scratch resistance and to keep the oil cooler cap looking good for years.To the best of our knowledge, this is the only oil cooler cap available with an actual sealing mechanism to direct the oil flow through the cooler lines and then through the oil filter.  Other cooler caps do not provide this seal and therefore the external oil coolers and