LSX Concepts OE LSA Adjustable Triple Idler, which provides additional belt wrap on the upper pulley, has three positions for the lower idler pulley, which provides a 1/2 inch belt length adjustment for each position for a total of 1.5 inches of adjustment. Designed to be used with the "OE LSA Flex Drive Tensioner Bracket" which has eight indexable positions for the tensioner, which provide an additional 1.5 inches of adjustment. This system is designed for late-model chassis running the standard OEM belt routing for the LSA supercharger with support for low mount AC while providing almost 3 inches of adjustability for belt length. You will no longer fight to find the right belt for your combination when you can easily measure up a belt, get a belt that's close, and fine-tune the installation using the adjustability built into the OE Flex Drive for a perfect fit with the tensioner every time.NOTE: 10 Rib Configuration can be run with an 8 rib or 10 rib belt For High Mount AC compatibility, please look at our "LSA Flex Drive (DD)" listed on our website. Designed to drive LSA Direct Drive Superchargers with LSA Offset (Internal Coupler Style Drive) Factory LSA Harrop 2650i KONG 2650 Magnuson Gen2 2650 Magnuson Heartbeat 2300 BoostDistrict Gen2-2650 Got a TVS LSA Offset supercharger not listed? Installation Requirements (NOT INCLUDED IN KIT) Factory or Aftermarket LSA Tensioner Supercharger Upper Pulley ATI Super Damper Bolt on Crank Pulley Serpentine Belt LSA/LS3 Water Pump LSA Tensioner Mount (Optional) What's Included in the Kit Billet Front and Rear Drive Plates LSA Tensioner Pulley (64MM) Three 58MM Guided Idler Drive Pulleys All required hardware to install Features Compatible with low mount AC (Corvette Offset) Compatible with Factory and aftermarket LSA Tensioners (Contact us if you plan on running an ARS Tensioner, it requires a special offset tensioner pulley) Belt can be installed with front cover removed Double Shear Idler Bracket Support's up to a 10.00 Lower Pulley Adjustable lower idler pulley allows for multiple belt lengths with same upper/lower crank pulley (provides up to 1.5 inches of belt length adjustment) Unique cloverleaf indexable tensioner mount allows the LSA Belt tensioner to be rotated to put the tensioner in the sweet spot of the tensioner. (Eight .075 incremental adjustments on tensioner housing gauge. The thickness of a nickel) Installs with no frame modifications on 60's/70's Muscle Cars Dyno Proven at over 1400HP (12 Rib) Recommended Power levels 8/10 Rib - Up to 1000HP 12 Rib 1000+HP
