For use with 187.3mm crank pulley & 57.6mm supercharger pulley only
ECS Tuning Performance Kevlar reinforced belts give you that extra piece of mind! Kevlar reinforced belts experience less elongation over time minimizing the amount of belt adjustment needed as well as offering a higher shock and impact resistance compared to OEM style belts.
ECS Tuning Performance Kevlar reinforced belts have been put through a series of multiple tests such.
Tensile strength
Elongation
Hardness
Temperature and oil resistance per standard JASO E 109-94
Flex testing per SAE J2432.
Cross Reference
7PK1300
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