You can view and download KSE's installation and start-up guidehere. Every KSE pump is flow and pressure tested to strict specifications. Features an HPD Double-ended 3/8" Hexshaft. Great for use on all Sprint Cars & Midgets, including Maxim, J&J, Eagle, XXX, JEI, Schnee, Shaw, Beast, Stealth, Spike, Bullet, Twister, etc. in almost all series, including World of Outlaws, USAC, ASCS, All-Star, OCRS, and many others.