Derale Single Side Ports 1/2" NPT Filter Mount with 13/16"-16 Filter Threads H77603FXXL Olds and Pontiac applications is

Olds and Pontiac applications is precision machined from 4140 chromemoly steel and finished in black oxide

4-1/2 x 8-1/2 in Sheet

NecksGen REV uses the quick release helmet attachment system proprietary on all NecksGen products

5/8 in 12 Point Head

5/8 in Wheel Hole

Derale Single Side Ports 1/2" NPT Filter Mount with 13/16"-16 Filter Threads H77603FXXL Olds and Pontiac applications isHigh quality die cast aluminum thermostatic sandwich adapter with 3 8" NPT ports and an O ring diameter of 2 3 4", this adapter provides external oil lines to allow the addition of an engine oil cooler. It installs between the stock engine oil filter landing and the oil filter. Stock filter is retained. Designed to be used on engines with a 3 4" 16 filter thread. Kit includes sleeve nut only. Derale has been the leader in performance cooling for