S&S, 3-1/2" bore 9:1CR piston kit. Std - 79-84 1340cc/80" Shovel (NU) 561355 WITH CONTOURED THROTTLE BOSS

WITH CONTOURED THROTTLE BOSS

Give your bike a unique style

Knucklehead styled plugs

OEM replacement reference 27585-88

For14 & 18mm spark plug threads

S&S, 3-1/2" bore 9:1CR piston kit. Std - 79-84 1340cc/80" Shovel (NU) 561355 WITH CONTOURED THROTTLE BOSSHigh 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