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Forced Induction Superchargers | Turbochargers | Intercoolers

ring gap for FI

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Old Feb 3, 2017 | 07:42 PM
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Default ring gap for FI
I am building a 367 ci supercharged motor , What is the ring gap u all running on 20-24 psi boost . The bore is 4.006 and the stroke is 3.622. What would u gap the rings for 20-24 lbs
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Old Feb 3, 2017 | 08:49 PM
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0.028" top ring, 0.030" second ring, 'nuff said.
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Old Feb 3, 2017 | 10:10 PM
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What fuel?
What compression?
What piston material?
Intercooled?
Water/meth?
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Old Feb 3, 2017 | 10:16 PM
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Using 93 pump gas
CR Shood be around 9.7-1 , or 9.8-1
Wiesco position , material 2618
And 50/50 meth
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Old Feb 3, 2017 | 10:16 PM
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And intercooler.
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Old Feb 4, 2017 | 03:13 AM
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What does the ring manufacturer want the gap at?
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Old Feb 4, 2017 | 08:01 AM
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Follow weisco's gap suggestion per bore diameter for a turbo charged application.

http://www.wiseco.com/PDFs/Manuals/RingEndGap.pdf
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Old Feb 4, 2017 | 04:27 PM
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Simple...never too tight.
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