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Injector size: ET 215's & 233/239

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Old 08-29-2006, 11:36 PM
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Default Injector size: ET 215's & 233/239

I am wondering what size injectors I need for this setup:

ET 215 heads & TSP 233/239 112 cam?

I was thinking 32 would be good, but hoow about 36? Or is there a proper way to calculate this?
Old 08-29-2006, 11:42 PM
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There are ways of calculating this....

http://www.rceng.com/technical.htm

500 Crank HP

V8

.50 BSFC

85% Duty Cycle

60 psi fuel Pressure

= 31.3 lb/hr or 32 lb/hr injectors...

Ryan K.
Old 08-30-2006, 10:49 AM
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It shows slightly higher than 32 for a 450rwhp motor. Should I then go for a set of 36#'s?




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