Lingenfelter Performance Engineering 2.55" diameter, 8 rib press on onepiece LSA supercharger pulley
Same pulley as is included in this kit (see kit for installationinstructions)
Be sure to make sure you feelcomfortable doing the work required to install this pulley BEFOREplacing your order. Installation requires pressing off the old pulleyand pressing on the new one.
18% over-drive compared to the stock pulley
If all the other pulleys and pulley locations on the engine are stock thispulley requires 1655mm/65.2” belt (part number 8PK1655) - NOT included
E-coated steel pulley for added durability
Accepts factory plastic front cap for OEM appearance
The example chassis dynamometer graph shown inthe images shows a stock CTS-V that then had this pulley installed. In additionto the pulley change the rubber duct had been replaced with a metal tube toeliminate the duct sucking shut and the OEM airbox had been modified to allowmore air to enter. An aftermarket air inlet would likely generate similarresults. ECM calibration changes were also made to reduce the timing as neededfor the increased boost. Testing was done on pump gas (92-93 octane AKI)
Part #: L220030709
Includes: Pulley only
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