BLOX Racing oil filter block adapters are CNC-machined from high grade, billet aluminum.  These high quality adapters make installing an oil pressure or oil temperature gauge a breeze!  Clean and simple. 

   Additionally, oil filter block adapters can provide an extra source for oil where needed in certain types of engine builds. 

   The filter block adapter mounts between the engine block and oil filter.  Two universal filter adapters are provided.

   Specifications
M20x1.5; 3/4" x 16UNF filter adapters
1/8 NPT ports
1 1/8" thickness