Lingenfelter C6 ZR1 2.60" Upper Pulley

$144.39

C6 ZR1 LS9 2.35 11 Rib 10 Bolt Pulley to be used with ZR1 Supercharger snout or LPE supercharger front cover. 

SKU
LPEL220146109

C6 ZR1 LS9 2.60 11 Rib 10 Bolt Pulley to be used with ZR1 Supercharger snout or LPE supercharger front cover. 

10 Bolt Supercharger Pulley Choices – stock balancer
2.60 inch - 19% OD - 18,300 RPM supercharger speed*
2.35 inch - 32% OD - 20,300 RPM supercharger speed*

10 Bolt Supercharger Pulley Choices – overdrive balancer
2.60 inch - 36% OD - 20,800 RPM supercharger speed* 
2.35 inch - 50% OD - 23,000 RPM supercharger speed* 

*Measured at 6,500 RPM engine speed / Stock supercharger speed 15,400 RPM 

Supercharger Pulley Belt Description Part number/ belt / idler
2.60 diameter Stock belt 100 mm idler L250130309
2.35 diameter 82.5 inch 11 rib belt 76 mm idler   L250120309
     
With Lingenfelter 14% Overdrive Harmonic Balancer
Supercharger Pulley Belt Description Part number/ belt / idler
2.60 diameter 2160 mm 11 rib belt 11PK2160 / 90 mm
2.35 diameter Stock belt 76 mm idler   L250120309
     
Factory belt specs 2137 mm 11 rib belt 12627521 / 90 mm idler


Pulley diameters are measured with a 2.5 mm check ball. If measuring the pulley diameter directly with a caliper the diameters will be closer to 2.60” and 2.35”. The 2.38” pulley when combined with our 14% overdrive damper will result in a supercharger speed 23,000 RPM at 6,500 RPM engine speed. Based on LPE testing we do not recommend exceeding 23,000 RPM on the LS9 supercharger.

More Information
SKU LPEL220146109
Manufacturer Lingenfelter Performance Engineering
Application Guide 2009-13 ZR1
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