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Mar 2, 2010 · "While VP's MR9 previously made more power than any other motorcycle fuel on the market, dyno tests show MR12 ups the ante by another 5%! Compared to VP's MRX01, MR12 delivers up to 6% more...

MR9 - Designed for 4-stroke applications that can tolerate lower actane values. Makes up to 8% more power than pump gas and up to 2% more power than MRX01. Used by every champion in AMA Superbike Pro classes in 2004 and 2005, as well as the Supermoto, Supermoto Lite and Supermoto Unlimited championships in 2005. Although currently not legal in

Jun 30, 2003 · mr9 The newest addition to VP's line of AMA Pro Racing fuels for 4-stroke road racing and MX. Makes up to 2-3% more power over our MR1 but with lower octane, making it ideal for 600 and 750 Supersport road racing motorcycles.

Jun 13, 2011 · “While VP’s MR9 previously made more power than any other motorcycle fuel on the market, dyno tests show MR12 ups the ante by another 5%! Compared to VP’s MRX01, MR12 delivers up to 6% more power and compared to pump gas, up to a whopping 11%!”

MR12, VP's best fuel yet for 4-stroke applications that can tolerate lower octane values, makes more power for powersport applications than any fuel on the market. Dyno tests proved up to 5% more power than VP's MR9 and up to 6% more power than VP's MRX01!

Aug 21, 2007 · MR9 and MRX01 are no longer legal fuels for SCCA. The following fuels of ours should be fine with your class in SCCA.

VP’s best fuel yet for 4-stroke applications that can tolerate lower octane values, makes more power for powersport applications than any fuel on the market. Dyno tests proved up to 5% more power than VP’s MR9 and up to 6% more power than VP’s MRX01!

Oct 6, 2009 · mr9 hands down! Mrx01 then pump gas. If you get it mapped you will get the most hp out of it. Just make sure you drain the oxygenated fuel out afterwards, they will gum shit up

Aug 12, 2004 · anybody use either of these fuels in the 450/250? thinking of getting a 15 gal drum of the MRX01. rather pricey! but i hear they work great!