KATECH BELT TENSIONER FOR GM TRUCK & TBSSKatech Billet Belt Tensioner for GM Truck (Silverado, Sierra, & SUVs) & Trailblazer SS (TBSS) SSR KAT A4426 BLK Katech Inc. has been involved with the C5 R race program since 1997. One of the first things that was noticed was there seemed to be a bad spot in the rpm range where the serpentine accessory belt would want to jump off of the pulley. This is the origin of their solid adjustable belt tensioner. After installing this tensioner on the race

3L camshaft that we tested on our in-house SuperFlow 902 engine dyno:

this next generation version A1000 regulator provides a distinct visual cue that you’ve purchased a genuine

This is the correct filter/regulator required for return-less fuel rail conversions when doing popular LS intake manifold swaps such as the TBSS/NNBS intake manifold swap

Includes provision for windage tray and serrated locking nuts

Patent-Pending Precision Race Components Integrated Seat/Seal for Dual Valve Springs

2 piece design for easy porting access

Speed Engineering headers are made out of 304 stainless steel and offer great quality

It has worked well with APS kit equipped Corvettes

Advanced polymer material is strong

The TITAN IV LS1/LS2 will have a light lope to the idle and strong midrange to upper RPM power

With upgraded hardware

It is ground with nitrous in mind as well