Have run oil restrictors in every engine I have run a Bonneville for the
past 15 years and not a single cam/lifter problem to date.
JB
----- Original Message -----
From: "Albaugh, Neil" <albaugh_neil@ti.com>
To: "'Richard Kensicki'" <richk@spartajunction.com>; "List Land Speed"
<land-speed@autox.team.net>
Sent: Friday, February 06, 2004 11:03 AM
Subject: RE: Oil restrictors in a SBC, help
> Rich;
>
> A stock SBC does not use OEM oil restrictors. They are used only for
> short-term use (i.e., drag racing) with mechanical roller cams & roller
> rockers. The idea is to reduce the amount of oil to the top end and the
> resulting drain back over the crank, rods, etc.
>
> For most applications-- including rollers-- you do not want to restrict
the
> oil flow. Even roller setups need lots of oil, not to lubricate, but to
cool
> the valve springs. Restrict the oil to a roller motor and it's a killer in
> endurance racing.
>
> The subject is controversial, though-- this is my take on restricting oil
> flow.
>
> Regards, Neil Tucson, AZ
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