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    AQ151B/290 Head Gasket leaking on rebuilt Eng ?

    Common prob I realize however everthing is new ( except used head due to corrosion on old one ) All machining done at top rated experienced shop, used head resurfaced & rebuilt w/new guides & seals. Eng all rebuilt ( had everthing magnafluxed to chk for cracks & all good ) Eng ran perfect for...
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    AQ151B/290 Oil Pan OEM to automotive repl ?

    Hi Ya'll ! My O?Haul on my AQ151B is going well ( almost done & ready to install back in my boat ). Due to my rusty oil pan, I picked up a perfect automotive one. Everything looks identical except for the baffling ( inside rear of pan ). My rusty original has a larger open rear area in the...
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    AQ151B/290 What Sealers and Lubricants to use ?

    Could anyone pls adv on type of sealer/lubricants to use re-assembly of the following: Downpipe on rubber exhaust connector, Exhaust Manifold gasket/ports, Exhaust flange on transom plate ? Gear cable housing flange on transom plate re: rubber/tube assy., ( mine was corroded some but cleaned up...
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    Cyl head switch ? AQ151B SOHC head for a AQ171 DOHC head ?

    Anyone know if this will work ? Reason: I'm looking to squeeze more get up and go from my 4 banger. 18' open fishing rig which is a dog out of the hole. If the DOHC head will work, at least I'll get an extra 20 horses. Already done the prop thing and WOT is good. Thks Dearborndeuce in BC
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