Home / ECS Supercharger Kit Parts / 2014+ C7 Corvette LT1 / ECS C7 Kit Brackets and Tensioner Parts / ECS C7 Kit Head Unit Idler 8-Rib Pulley ECS C7 Kit Head Unit Idler 8-Rib Pulley$99.99 ECS C7 kit head unit idler 8-rib pulley. In stock Buy now SKU: ECS-100-253 Categories: ECS C7 Kit Belt Drive Parts, ECS C7 Kit Brackets and Tensioner Parts Product ID: 19631 Description Additional information Description ECS C7 kit head unit idler 8-rib pulley. Additional information Weight 1 lbs Dimensions 4 × 3 × 3 in Related products ECS C7 Kit Tensioner 8-Rib Pulley $99.99 Buy now ECS C7 kit 8/10 rib balancer hub for C7 $225.00 Buy now ECS C7 Conversion Brackets ’14 kit to ’15+ Kit $225.00 Buy now ECS C7 Kit 8-Rib Tensioner Only $99.95 Buy now