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Ships within 48 hours · Estimated delivery Sep 30 - Oct 5
Easy 15-minute installation
Bolt on performance
BMR Suspension’s SP041 lowering springs are available in red powdercoat for long-lasting good looks
This reduces the restriction seen by the crank case pressure which can lead to leaking front cam and rear main seals commonly found on higher HP LS and LT engines
WHIPPLE: 4.250" 8-Rib Pulley / HEMI lower Easy 15-minute installation4. 250" 8 Rib Pulley Black Every Whipple Supercharger pulley is made of 6061 T6 billet aluminum and anodized for wear and environmental protection. Each pulley is engraved with the running diameter size and state of the art light weight pockets to lower reciprocating mass as well as a guard feature to help unwanted belt wandering during hard running. Standard finish is hard coated black anodized. Dimension of each supercharger pulley is based off of
