[FWDLK] Fwd: 318-360 poly
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[FWDLK] Fwd: 318-360 poly



Got this off MML, and figured this was useful.
Certainly some of the poly users have to have thought
about this once or twice.

> --------- Forwarded Message ---------
>
> DATE: Wed, 27 Oct 1999 15:09:15
> From: "Lance and Nancy Johnson" <johnson@ncats.net>
> To: Multiple recipients of MoPar
> <mml@mopar.tamu.edu>
>
> >Hey, if you feel like it and are curious, will the
> poly heads bolt to
> the 360?  Will the cam swap?  I'd love a polyheaded
> 360 motor.
>
> Steve<
>
>
> While I too would like a 360 poly, it doesn't appear
> that it can work. The
> heads will bolt on, but the pushrods have nowhere to
> go in the 360 block,
> since they come up between the cylinders somewhat on
> the poly, but come up
> on the inside (top center) portion of the head on
> the wedge LA heads. What
> should work, however is a turned down 360 crank in a
> poly and late model LA
> 318 pistons. The poly is reputed to have .10" extra
> deck height so the
> extra stroke should be OK with the stock 318/360
> rods, 318LA low CR pistons
> and 360 crank. The lightweight 360 front cover and
> water pump should fit OK
> also and you would need the 360 damper and
> flywheel/TC to maintain balance.
> The 318 pistons are within a few grams of 360
> pistons so balancing would be
> easy. My only question would be if valve reliefs
> would need to be cut for
> the canted poly valves. With a .030" overbore, you
> would have a 350" Mopar
> poly.
>
> I have an old 1960 318 poly, and was very impressed
> with its torque.


=====

__________________________________________________
Do You Yahoo!?
Bid and sell for free at http://auctions.yahoo.com



Home Back to the Home of the Forward Look Network


Copyright © The Forward Look Network. All rights reserved.

Opinions expressed in posts reflect the views of their respective authors.
This site contains affiliate links for which we may be compensated.