MOOSE RACING Valve Shim - 8.90 x 2.56 - 5 pack MSE5PK890256 Yamaha Vet Baseball T-Shirt Pre-drilled with rivet nuts for

Pre-drilled with rivet nuts for optional bolt-on wedge

Conical expansion structure Plastic heat protection casing Expansion body made of 10/10 steel High temperature resistant electrostatic painting treatment To improve its sound-proofing

as well as

The most effective tune on this setup does not utilize the stock lambdas at all)

MOOSE RACING Valve Shim - 8.90 x 2.56 - 5 pack MSE5PK890256 Yamaha Vet Baseball T-Shirt Pre-drilled with rivet nuts forComplete valve shim kits make it easier to maintain your valve train Forged from 4140 cold rolled steel, not sintered Laser etched size on each shim for identification A great addition to any mechanic's tool box Refills sold to dealers in 5 packs; sold to consumers each