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mct3351 · 11-02-2017, 08:28 AM

That's for the oil draining back into the block from the head so it isn't pressurized. It probably won't leak but if you want put a dab of ultra grey on it right before you bolt the head down similar to what you do at the front cover.

11-02-2017, 08:28 AM	#8
mct3351 Leaky Injector Join Date: Nov 2004 Location: Oklahoma Posts: 117 Trader Rating: (4)	That's for the oil draining back into the block from the head so it isn't pressurized. It probably won't leak but if you want put a dab of ultra grey on it right before you bolt the head down similar to what you do at the front cover.