I'm pretty sure that Ollie Clibine, at Britain West, used to race these and
can advise on rev limits from experience. 519 756 1610.
Brian
At 04:22 PM 4/14/01 -0400, Mark Haynes wrote:
>I have a question for those of you who have experience with testing an
>engine's limits (hopefully I can avoid finding the upper limits for
>mine).
> How do you establish an upper rev limit for an engine? and what
>factors determine where you set your rev limiter?
> Case in point is this...I have a '62 Austin XSP motor (built for
>Formula Junior). It was the factory"cheater motor" for the 1100cc limit.
>It's' built on the 948 base-crank has 1 3/4" journals, and 3.00"stroke,
>it's cross-drilled and has flow restrictors in the oil passages. To
>achieve the 1100cc's, the factory (Eddie Maher & co.) bored these motors
>to 2.65"-giving a displacement of 1096cc. It's got the 1100
>full-floating rods, but they're not lightened, and an AEA649 cam, and
>all of the go-fast period parts. When I build it, How do I establish how
>high to rev it?(and not blow it). I can't find anyone who used to race
>them who remembers what they used for an upper limit. I know that the
>1275s have a tendancy to snap cranks,and I really don't want to do this
>either.
> I'm planning on putting it in my '62 Sprite, I know the 1275s will
>eat me up,but $#%@ happens
>
>TIA, Mark Haynes
>RMVR
Brian Evans
Director, Canada
MCI Wholesale Internet Services
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