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U4.2 VP Racing Fuel | Can-Am ATV Forum
https://www.can-amforum.com/threads/u4-2-vp-racing-fuel.9888/
The oxygenated fuels from VP like: C-44,MR-2 ,MR-9 U4,U-4.2(new version),U-2 ,etc.....many who do not know better are not really aware ,quite often of the potential hazards. Oxygen is usually introduced to these fuels by nasty stuff like MTBE,Propylene oxide,ethylene oxide,etc..or mixtures of the above that are not always listed.
VP U4.4 REG - Leaded Race Fuel | VP Racing Fuels
https://vpracingfuels.com/product/u4-4-reg/
For instance, +2 main jets or +2 pilot jets at most. Our fuel experts blend U4.4 Reg for stock and modified 2-stroke and 4-stroke applications due to its higher octane rating. Contains MTBE. For ultimate 2-stroke and 4-stroke performance and protection, use VP Powersports oils and lubes. WARNING: California's Proposition 65
Vp U4.2 Race fuel | Blue Traxx Forum
https://www.bluetraxx.com/threads/vp-u4-2-race-fuel.70263/
U4.2TM The latest generation of our U4 based fuels, this fuel is a direct pour-in replacement for U4 with little to no jetting changes required - +2 main jets and +2 pilot jets at the most. Makes power equivalent to U4 with no sticky residue and a less pungent odor.
VP racing fuel U4.2 - Kawasaki ATV Forum
https://www.kawieriders.com/threads/vp-racing-fuel-u4-2.76611/
Leaded fuel won't hurt you any. Note that U4.2 is oxygenated though. That will require a jetting change to run (at least a few sizes richer). Running it without rejetting will not give you any noticeable gain, and may even hurt the performance. [/b][/quote] This is for a KFX450R w/ fuel injection. How will it run w/ stock settings?
VP U4.4 RACE FUEL - Dirt Wheels Magazine
https://dirtwheelsmag.com/vp-u4-4-race-fuel/
The motor octane rating is 103, which is good for high-compression motors. So if you have had motor work done, you probably need …
U4.4 VP Race Fuel - 5 Gallons — G-FORCE POWERSPORTS
https://www.gforcemx.com/products/u4-4-vp-race-fuel-5-gallons
Designed as a direct, pour-in replacement for pump gas, it will require modest jetting changes, i.e., +2 main jets or +2 pilot jets at most. With its higher octane rating, U4.4 is designed for use in stock and modified 2-stroke and 4-stroke applications. Contains MTBE. FUEL SPEC DATA Specification Sheet: U4.4 REG (Typical Values) Color = Green
Racing Fuel: 70+ Proprietary Race Fuel Blends | VP Racing Fuels
https://vpracingfuels.com/product-category/racing/racing-fuels/
Live. •. For nearly 50 years, VP Racing Fuels has powered more race winners than any brand worldwide. VP’s experts design more than 70 proprietary racing fuel blends. In addition, we engineer custom blends as well. VP is the World Leader in Fuel Technology®. VP propelled legend Dan Fletcher to his 100th NHRA win, drove NASCAR Hall-of-Famer ...
MOTOCROSS ACTION PRODUCT TEST: VP RACING U4.4 …
https://motocrossactionmag.com/motocross-action-product-test-vp-racing-u4-4-leaded-racing-fuel/
With the advent of the four-stroke era, VP Racing Fuels’ U4 became an instant hit. Originally called Ultimate 4, U4 didn’t depend on a massive octane increase, but instead pumped up the oxygen ...
VP U4.4 Racing Fuel Equivalents - Cross Reference
https://petroleumservicecompany.com/vp-u4-4-cross-reference/
VP U4.4 is manufactured by VP Racing Fuels. In this cross reference tool, PSC offers Racing fuels that have similar performance levels. VP U4.4 has the following reported performance levels: Leaded Oxygenated: Yes Specific Gravity: 0.761. Octane (RON+MON/2): 108.5 Research Octane Number (RON): 114 Motor Octane Number (MON): 103.
MXA'S GUIDE TO VP'S MOTOCROSS RACING FUELS
https://motocrossactionmag.com/racers-guide-to-the-hierarchy-of-motocross-racing-fuels-2/
Features: VP-110 has the highest Motor Octane (MON) rating of any 110 fuel on the market at 107. It is formulated for use in all naturally aspirated engines with compression ratios of up to 13:1 ...
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