The Story
VP CHP Plus is our ultimate crate engine fuel, producing additional horsepower and torque compared to CHP and MS109 fuels. It does require a highly modified fuel system, including a four-barrel carburetor.
Experience dyno-tested, track-proven protection with VP's line of premium racing engine oils.
Specification Sheet: CHP+
(Typical Values)
Color = Purple
Specific Gravity = 0.7420
MON = 99
RON = 115
(R+M)/2 = 107
Oxygen Content = 18.34%
Oxidation Stability (min.) = 1440+
Leaded: Yes
RVP = 10.08psi
Distillation
IBP = 103.6°F
10% = 118.0°F
50% = 138.6°F
90% = 209.7°F
FBP = 303.4°F
H:C ratio = 2.44
O:C ratio = 0.20
Stoichiometric A/F Ratio = 11.64

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
VP CHP Plus is our ultimate crate engine fuel, producing additional horsepower and torque compared to CHP and MS109 fuels. It does require a highly modified fuel system, including a four-barrel carburetor.
Experience dyno-tested, track-proven protection with VP's line of premium racing engine oils.
Specification Sheet: CHP+
(Typical Values)
Color = Purple
Specific Gravity = 0.7420
MON = 99
RON = 115
(R+M)/2 = 107
Oxygen Content = 18.34%
Oxidation Stability (min.) = 1440+
Leaded: Yes
RVP = 10.08psi
Distillation
IBP = 103.6°F
10% = 118.0°F
50% = 138.6°F
90% = 209.7°F
FBP = 303.4°F
H:C ratio = 2.44
O:C ratio = 0.20
Stoichiometric A/F Ratio = 11.64
















