Page 11 of Earl's Performance Automotive Cooling Systems by Holley Performance Products, Inc.

oil cooler components cooling systems billet aluminum sandwich style oil thermostat as in our remote oil thermostat these units facilitate quick oil warm up these units mount between the oil filter mounting boss and the oil filter itself opening starts at 160° fully open at 180° part no 502erl center port size 3/4-16 port size 10 an female o-ring seal o-ring o.d o-ring cross section .139 inner 2.887 outer 3.387 typical applications most ford chrysler toyota nissan v-w vehicles with spin-on filter many other foreign makes 503erl 3/16-16 10 an female o-ring seal inner 2.887 outer 3.387 .139 typical applications most general motors and american motors vehicles with spin-on filter 504erl cooling systems 3/16-16 10 an female o-ring seal inner 2.887 outer 3.387 spacer 3.77 .139 .210 typical applications most chevy v8 with spin on filter all v8 through 1989 and some through 1996 1990 and later may have metric threads sandwich filter adapters these units allow the adaptation of an oil cooler to any engine while maintaining the stock oil filter location these adapters add approximately 1 to the length of the filter except 513 and have 3/8 female pipe threads center port size 22mm x 1.5 o-ring cross section .139 part no 509erl port size 3/8 npt o-ring o.d 2-3/4 69.2mm typical applications many honda acura some ford 510erl 3/4-16 3/8 npt 2-3/4 69.2mm .139 typical applications most ford chrysler toyota nissan v-w vehicles with spin-on filters many other foreign makes 511erl 18mm x 1.5 3/8 npt 2-3/4 69.2mm .139 typical applications some general motors vehicles with spin on filter if you are unsure of which adapter your vehicle requires or don t find your vehicle listed please call factory for correct part number at 310-609-1602 60 www.earlsplumbing.com

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