Thread: Meth question
View Single Post
Old Jan 19, 2009, 08:58 AM   #8
cij911
Evolved Member
Personal Sales Rating: (8)
 
cij911's Avatar
 
Join Date: Aug 2005
Location: Socal :)
Posts: 1,906

Drives: 2006 GG MR :)

Quote:
Originally Posted by Labonte MotorSports View Post
A 50/50 mix of W/M will let you run the same tune as if you are using 116octane race gas. Water helps to slow the combustion flame front some and has an infinite octane rating, so octane rating is not simple math for 50/50 mix.

As a general rule of thumb, 50/50 mix will raise base fuel octane up by about 25%.

Best regards,

Dan
Dan -- I was told it was better to run just straight Methanol for consistency, cooling, and increased effective octane. Would adding H20 decrease my knock tendency? Thanks
__________________
3" Modified Megan Racing TBE & UR Cat.
Buschur O2 & Buschur Exhaust Manifold
Nisei LICP
DC2 oil catch can
Walbro Fuel Pump
Injen intake and UICP (w/ Perrin Filter)
ETS 3.5" FMIC
Zeitronix ZT2, ZAVT1, and Boost solenoid Failsafe
SMC Kit (50% Meth / 50% h2o )
GM 3 port BCS (28psi tapering to 22psi)
Enkei 17 x 9.5 NT03M 275/40 Azenis
Offline
 
Reply With Quote