NOTE:    ​Injection nozzles are calculated & custom-sized for each order based on the engine data entered for your vehicle (above).
                It is important all engine specs are as accurate as possible to ensure that the exact-fit nozzle is included with your injection system.
                (We stock injection nozzle sizes to fit all applications).
Water / Methanol Injection - Horsepower Engineering
Engine Size
Max RPM
Max Boost Pressure
Includes: 

» 150 psi, 12v DC Methanol Injection Pump
» Fully adjustable RPM Activated Switch 
» All wire (10'x18g / 20'x16g) & all wire terminals
» Teflon thread sealant tape 
» 8' x 1/4"OD Nylon-11 high pressure hose 
» 5' x 3/8"ID Vinyl low pressure hose 
» 40 amp relay 
» 2 fuse holders and fuses 
» High pressure quick connect brass fittings 
» Injection nozzle custom-sized for your engine * 
» Brass high pressure check valve (cracks @ 22 psi)  
» Nozzle adapter 
» LED lighted indicator activation switch 
» Durable 2 quart reservoir tank
» CD-ROM installation manual
» 7 Day/week email tech support
S-3 Injection System
Our S-3 System is designed specifically for Supercharged applications using Roots-Style superchargers. Incorporating a fully adjustable RPM-Activated Switch, to activate the system at the desired RPM without being reliant on boost pressure. 
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