97-09 Corvette G8 SLP LS1/LS2/LS3 25% Underdrive Crank Pulley Harmonic Balancer for Sale


When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Price: $289.95

97-09 Corvette G8 SLP LS1/LS2/LS6/LS3 25% Underdrive Crank Pulley Harmonic Balancer (SLP Part #100225). Item shipped as shown.

Installs in 30min for an additional 10HP!!!

This SLP Performance underdrive harmonic balancer pulleysincrease power to the wheels by reducing power robbing accessory drag by 25%. SFI approved steel pulley also features a taller belt retention wall to eliminate thrown belts at high rpm.NOTE: Requires 2 new belts, C5, C6, & G8 all require smaller belts and will need to be measured. FEATURES:

  • Extra-tall belt-retention \"walls\"--no more thrown belts!
  • No aftermarket tensioner required
  • 100% steel construction
  • Integral timing marks and puller-mounting threads
  • Keyed for high-rpm or supercharged applications
  • Does not cause false knock retard or erratic power-curve dips
  • Includes a new balancer bolt

SHIPPING IS FREEin the continental US.AK, HI, PR and all others must email for actual shippingcost.

Payment must be received within 5 days of auctions end. If payment is not receiveditem will be relisted and buyer will receive negative feedback.

BE SURE TO CHECK OUT MY OTHER AUCTIONS FOR 82-2002 CAMAROS and FIREBIRDS CLICK HERE!

Sign up for my email newsletters by adding my eBay Store to your Favorites


Parts Search:


Follow