Wednesday, 21 November 2012

4G63 Oil Filter Housing Holes

1. Unused nearly max pressure, unfiltered oil port, second port from oil pump. 3/8 BSPT 
2. Tapped port for stock oil pressure dummy sensor, thread is 1/8 BSPT 
3. Filtered port, 3/8" BSPT , **I'm not sure if this is open to only bypassed oil or oil that is post oil cooler? 
4. Oil cooler bypass Valve. 
5. Oil pressure relief valve, has engine side port that needs egging out, not shown. 
6. Return Oil Cooler port, M16X1.5 
7. Threads for lower timing belt cover bolt, thread M6 
8. Inlet Oil Cooler port, M16X1.5, first port from oil filter 
9. Max pressure port, first port from the oil pump, 1/8 BSPT. Stock DSM oil pressure gauge port 

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