S&S, 3-1/2" bore 9:1CR piston kit. Std - 79-84 1340cc/80" Shovel (NU) 940332 straight coil boots and appropriate

straight coil boots and appropriate brass terminals

If left outside in the rain

steel base without vent holes

Custom switch for universal use

Includes stainless steel mounting hardware

S&S, 3-1/2" bore 9:1CR piston kit. Std - 79-84 1340cc/80" Shovel (NU) 940332 straight coil boots and appropriateHigh 9: 1 (53cc dome) compression ratio. Fits as a direct replacement for 1340 (80") Shovelhead models, 3 1 2" bore with stock 4 1 4" stroke. These S&S forged pistons come in an advanced alloy and skirt profiles, resulting in a quiet engine and long life, previously only achievable with cast pistons. This is an excellent choice to overhaul your stock 1340cc Shovel with a higher compression piston. Pistons include wrist pins, wrist pin clips and piston