Throttle Return Spring

Technical queries or suggestions
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Simon Moore
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Joined: Sun May 07, 2006 12:11 pm
Location: Staffs / Shropshire border
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Throttle Return Spring

Post by Simon Moore »

My Zetec engined 4/4 runs with the standard Ford injection. Blue Book E12.4.2 specifies a positive method of throttle closing by means of external springs. The standard Ford set up has two springs to close the throttle. Can anone tell me if this is sufficient? Do I need to install a separate spring as well? I am concerned about scruitineering for the Speed Championship. Thanks, Simon
Simon Baines
Posts: 216
Joined: Wed Dec 07, 2005 12:06 am
Location: Marple, Cheshire

Post by Simon Baines »

Simon

Don't panic, you are absolutely fine with the set up that you have. This ruling mainly applies to carburettor setups that may only have one spring, all standard injection setups that I have seen always have 2 springs.
If you have any other concerns, drop me a line directly if you wish, otherwise, we look forward to seeing you at an event in the near future.

Simon Baines
Leigh Sebba
Morgan Class C
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Post by Leigh Sebba »

I do like Simon (Moore’s) avatar picture. Obviously (like me ) he spends the time looking at the crowds rather than at the road ahead.
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Simon Moore
Posts: 4
Joined: Sun May 07, 2006 12:11 pm
Location: Staffs / Shropshire border
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Post by Simon Moore »

Thanks for the help. Will be at Aintree if everything goes to plan.
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