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Old 15 March 2005 | 11:50 AM
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Question BHP at wheels?

Can anyone tell me what 210bhp at the wheels equated to as flywheel bhp on a 03WRX? Also - can torque be taken as a wheel and not flywheel rading?

Cheers
Old 15 March 2005 | 12:13 PM
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My best mate says that to calculate wheel BHP at the flywheelon a scoob you multiply by 1.7571 - therefore my WRX03 (210 at the wheels) should be 368.99bhp - does this sound about right?

Only mod, other than my nodding sccoby-doo is an Sti backbox - wow!! would it really make this much difference?
Old 15 March 2005 | 12:55 PM
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210 at wheels is approx 290- 305 at flywheel , see Dynamite scoobies rolling road tests
Old 15 March 2005 | 01:26 PM
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you have a transmission loss of between 22 and 25% from the flywheel to the wheels reading...

210 at the wheels is about 280-290bhp. Not over 300. my 03 is around 240 at the wheels and is only about 320bhp.

I presume you can work out torque from it yeah.....cant remember how though.
Old 15 March 2005 | 02:32 PM
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Will I double my BHP if I disconnect the front wheels? That would equate to well over 700bhp using my formula.
Old 15 March 2005 | 02:39 PM
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haha
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