Apollo1600
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| posted on 22/10/12 at 05:45 PM |
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Pinto Big valve
Hi there,
Im after a unleaded pinto big valve head.
Cheers
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chillis
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| posted on 22/10/12 at 06:05 PM |
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You cant have big valve and unleaded - the inlet valve seat would cut across the exhaust valve seat and it would just burn out in no time.
Never under estimate the ingenuity of an idiot!
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Andy S
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| posted on 22/10/12 at 09:06 PM |
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In a lot of instances with an iron head you only insert the exhaust seat so can go big on the inlet
quote:
Originally posted by chillis
You cant have big valve and unleaded - the inlet valve seat would cut across the exhaust valve seat and it would just burn out in no time.
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