Twin plug /4, ROI? |
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Twin plug /4, ROI? |
r_towle |
Feb 17 2018, 04:13 PM
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#1
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Custom Member Group: Members Posts: 24,591 Joined: 9-January 03 From: Taxachusetts Member No.: 124 Region Association: North East States |
Has anyone done testing to understand the Net difference between single and twin plug on a /4?
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gothspeed |
Feb 20 2018, 12:28 PM
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#2
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Senior Member Group: Members Posts: 1,539 Joined: 3-February 09 From: SoCal Member No.: 10,019 Region Association: None |
Twin plugs allows the mixture to burn quicker which must be accompanied by timing retard (closer to TDC). Twin plug also permits higher compression ratio. Higher compression can equal more HP.
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