This leaded fuel is the best choice for virtually any power sports application Latest generation of VP Racing U4-based fuels Makes up to 6% more power than pump gas across a wider range of applications than its predecessors It yields no sticky residue and is more resistant to heat 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 a higher octane rating, U4.4 is designed for use in stock and modified 2-stroke and 4-stroke applications Passes fuel rules for AMA Pro/Am, CCS, WERA, AFM, NMA, WORCS, SCORE and Best in the Desert as well as club level racing and more 5 gallons Typical Values: Color: Green Motor Octane: 103 Specific Gravity: .763 at 60 F
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