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Twin Valve Springs

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Twin Valve Springs
Alan Online
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Joined: Aug 2017 Posts: 1,337 Threads: 34
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Location: Cheshire
Car type: Race Ulster, 1926 Special, 1927 Chummy, 1930 Box
#10
19-05-2022, 10:54 AM
The inner spring adds little in the way of loading. It’s really there to damp the outer spring to prevent valve bounce. Unless you have a particularly high lift cam or a desire to rev above 5000 you can leave then out.
Alan Fairless
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Messages In This Thread
Twin Valve Springs - by Lowbarn - 17-05-2022, 01:01 PM
RE: Twin Valve Springs - by Nick Lettington - 17-05-2022, 01:11 PM
RE: Twin Valve Springs - by Lowbarn - 17-05-2022, 04:13 PM
RE: Twin Valve Springs - by Adrian Payne - 17-05-2022, 04:27 PM
RE: Twin Valve Springs - by Lowbarn - 17-05-2022, 06:09 PM
RE: Twin Valve Springs - by Bob Culver - 17-05-2022, 08:22 PM
RE: Twin Valve Springs - by Lowbarn - 18-05-2022, 08:47 PM
RE: Twin Valve Springs - by Tony Griffiths - 18-05-2022, 09:04 PM
RE: Twin Valve Springs - by Lowbarn - 19-05-2022, 07:05 AM
RE: Twin Valve Springs - by Alan - 19-05-2022, 10:54 AM

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