GM IDLER PULLEY (HCC SPEC)

GM Idler Pulley HCC Spec LS Engine

Modified GM idler pulley assembly developed specifically for TA2 and Trans Am race car applications. Based on the genuine GM LS idler pulley, this HCC-spec version incorporates custom spacers to improve pulley alignment and fitment within the TA2 accessory drive setup.

Designed to maintain correct serpentine belt tracking and reliable accessory drive performance under sustained high RPM and racing conditions, this modified assembly is ideal for teams running TA2-spec LS engine packages.

Built using a genuine GM pulley and bearing assembly, combined with HCC modifications for improved compatibility and installation in race-prepared vehicles.

Specifications:

• Genuine GM idler pulley base assembly
• HCC modified TA2-spec configuration
• Custom spacer setup for improved alignment and fitment
• Integrated bearing assembly
• Black pulley finish
• Suits LS engine accessory drive systems 
• SKU: 12568996-MOD