Hello All.
I've not yet removed my cylinder head but, according to the ST info that
came with the car, my block may or may not have eyebrows.
What I'd like to know is....
If the block is eyebrowed, does the standard head gasket allow for this or
is a special required?
Thanks in advance,
Dave Hill
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http://www.angelfire.com/biz4/davtel/index.html
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----- Original Message -----
From: Barney Gaylord <barneymg@ntsource.com>
To: Neil Cotty <neilc@apphosting.com>
Cc: <mgs@autox.team.net>
Sent: Monday, March 06, 2000 9:11 PM
Subject: Re: Valve Cutouts - Necessary?
> At 01:27 AM 3/7/2000 +1100, Neil Cotty wrote:
> >....
> >.... it seems the BP285 will suit my roller rockers, have a nice amount
of
> lift .... The CR will be up at around 9.3:1 but .... Cam timing is Inlet:
> 37-75 Exhaust: 71-41. Cam lift: .281" LSA: 109deg. Overlap:78deg.
Duration:
> 292.
>
> The .281 cam lift combined with your 1.6:1 roller rockers will give you a
> nice .450 lift for the valves (which means you will need the eyebrows in
> the block).
>
> I don't think you will have any problem with the C/R being too high.
Crane
> recommends 9.0 to 10.75 for their street cam and 12.0 minimum for their
> race cam. Your valve timing numbers show considerably more open time than
> my "high performance" street cam, so I think C/R even higher than 9.0
would
> be fine.
>
> Barney Gaylord
> 1958 MGA with an attitude (but not that much)
> http://www.ntsource.com/~barneymg
>
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