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BIKELAND > FORUMS > ZX-14.com > Thread: U4.2 or MR9 for stock motor ZX14 NEW TOPIC NEW POLL POST REPLY
zx14durham


Expert Class
4n21
Posts: 142
posted October 26, 2007 03:37 PM        
U4.2 or MR9 for stock motor ZX14

Which gas is working better, What was you horsepower gain.

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thutch26


Expert Class
thutch26
Posts: 483
posted October 27, 2007 02:53 AM        
i've never tried the u4 but the mr9 makes the bike run like a 30 shot of constant nos!!!!! atlease it did mine anyway!!!
____________
Gettin faster everytime I go to the track!!!



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madkawboy


Expert Class
Posts: 398
posted October 27, 2007 04:17 AM        
i dynoed mine last week with MR9 and picked up 7 hp. Never tried the 4.2 but i have always heard the MR9 was the best. MR9 is a lot more $$
____________
2007 ZX-14
Stock Wheel Base, footshifting, pump gas
5.94 @ 128 mph
1.50 60ft

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BIKELAND > FORUMS > ZX-14.com > Thread: U4.2 or MR9 for stock motor ZX14 NEW TOPIC NEW POLL POST REPLY

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