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-   -   1987 242ls 454 magnum prop performance (https://www.offshoreonly.com/forums/formula/367246-1987-242ls-454-magnum-prop-performance.html)

SB 07-06-2020 07:31 AM

I can’t remember right now but there where a yr or two on some low hp 454 engines rect intakes where found on oval heads. I’ll see if my brain starts working sometime today.

Maybe Conner is speaking of those.

SB 07-06-2020 07:35 AM

Engine Merc did this (rect port intake small oval heads) to was fuel injected. 1995/96 Gen V (pre-L29) 310HP 7.4 .

GLENAMY 242SS 07-06-2020 07:43 AM

I did clean my bilge up a little.
https://cimg0.ibsrv.net/gimg/www.off...cf397353c7.jpg
https://cimg1.ibsrv.net/gimg/www.off...751a566247.jpg
https://cimg4.ibsrv.net/gimg/www.off...e0dfd50ea8.jpg

oconnor marine 07-06-2020 08:49 AM


Originally Posted by glenamy 242ss (Post 4746824)

??🤔

SB 07-06-2020 08:54 AM


Originally Posted by oconnor marine (Post 4746835)
i do see a alpha magnum sticker ?
fake magnum lol

Have you been paying attention to this thread ? LOL.

oconnor marine 07-06-2020 08:58 AM


Originally Posted by sb (Post 4746836)
have you been paying attention to this thread ? Lol.

??🤔

SB 07-06-2020 10:57 AM

A family member has A Scarab II also with these 454 330 Mag Alpha original engines in my cove. Should I go take a pic later and post ??? Or ????

oconnor marine 07-06-2020 11:17 AM

[QUOTE=SB;4746850]A family member has A Scarab II also with these 454 330 Mag Alpha original engines in my cove. Should I go take a pic later and post ???



330 hp mag?
never heard of or saw a "330 " mag.
Never heard of or saw a 1988 mag bravo either.
Must be special ones

SB 07-06-2020 11:27 AM

Officially it is labeled as 454 Mag / Alpha.
Click:
https://www.mercruiserparts.com/454-...8-1986-1988-0a

The 454 is the 330 hp version.

oconnor marine 07-06-2020 12:56 PM


Originally Posted by SB (Post 4746853)
Officially it is labeled as 454 Mag / Alpha.
Click:
https://www.mercruiserparts.com/454-...8-1986-1988-0a

The 454 is the 330 hp version.


You said the mag was 330 hp?
I never heard or saw a magnum 330 hp.
365 hp 454 magnum is what i have seen with alpha


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