Product Description
Down Channel Restrictions are part of the idle circuit in the main body. The size of this orifice will restrict fuel flow during idle. When increasing compression and cam on an engine, these should be enlarged to allow more fuel to flow with less vacuum.
We can size these for you Upon request, just put size needed in notes at checkout.
.125"OD
The restriction is about .030". It is small to allow you to size as required for your application.
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Product Reviews
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Idle Down tube Restrictions
They fit and are sized as advertised. Excellent product!
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Down channel restrictions
They look very well machined.
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Where else can you get these parts?
Good product and great customer support!
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down channel restriction
good product. good people to do business with.
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good parts
looking forward to getting more
