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Is my block trash?

Posted: January 13th, 2018, 11:25 am
by Sharnick
Just finished tearing down the 4.0 block I bought to use for building a stoker and found this hole behind the timing chain cover. Figure this means my block is garbage now and I'm out the $400 i bought this for, but decided to post on here just to make sure anyways. Thanks.

Re: Is my block trash?

Posted: January 13th, 2018, 12:01 pm
by IH 392
They're all like that, if it really bothers you grind out the flashing when you clean the block.

Re: Is my block trash?

Posted: January 13th, 2018, 2:59 pm
by Sharnick
IH 392 wrote:They're all like that, if it really bothers you grind out the flashing when you clean the block.
Really? Looks jagged so I was concerned somehow it blew a hole.

Re: Is my block trash?

Posted: January 14th, 2018, 12:29 pm
by Cheromaniac
There's supposed to be a hole there to allow oil drainback from the head to lubricate the timing set.

Image

Yours just looks rough around the edges.

Re: Is my block trash?

Posted: January 29th, 2018, 8:49 pm
by Sharnick
Cheromaniac wrote:There's supposed to be a hole there to allow oil drainback from the head to lubricate the timing set.

Image

Yours just looks rough around the edges.
Thanks!