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LA heads on a magnum block?

Posted By: 6pakdakota

LA heads on a magnum block? - 09/07/18 03:54 AM

I am beginning to gather parts for a mild 360 build for my 85 D150. It will be based off of a stock 360 magnum short block. I am thinking about running an aftermarket la head if possible and was wondering if the hole circled in the photo below is the oil feed hole for the rockers on la style heads? The block I am using is a 94, if that matters.
Posted By: HotRodDave

Re: LA heads on a magnum block? - 09/07/18 04:40 AM

thats the one you need
Posted By: 6pakdakota

Re: LA heads on a magnum block? - 09/07/18 05:31 AM

Awesome. Thank you.
Posted By: RapidRobert

Re: LA heads on a magnum block? - 09/07/18 07:30 AM

Lucky for you you have an early mag block with LA oiling.
Posted By: 70AARcuda

Re: LA heads on a magnum block? - 09/08/18 06:53 AM

blow air thru the hole on block deck to ensure it is fully drilled to cam bearing...
Posted By: Wedgeman

Re: LA heads on a magnum block? - 09/09/18 04:12 PM

Don't forget when calculating cr, the deck height is 9.585 compared to 9.599 on a LA block...it changes pushrods lenght too

Dan
Posted By: dogdays

Re: LA heads on a magnum block? - 09/10/18 06:22 PM

Published spec for late model LAs is 9.577 - 9.578. Did they change it going to the Mag engine?

R.
Posted By: Wedgeman

Re: LA heads on a magnum block? - 09/10/18 10:50 PM

To my knowledge, all LA were 9.599 tall....for sure 94-95 mags were 9.585...

Went trough a couple of blocks to confirm, may be DusterDave could confirm too

Dan
Posted By: gregsdart

Re: LA heads on a magnum block? - 09/15/18 11:15 AM

My Magnum block had to be cut to 9.577 to square it up,,,,,,,,
Posted By: Wedgeman

Re: LA heads on a magnum block? - 09/15/18 04:27 PM

SO you removed .008....you are .022 down compared to LA's....
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