S&S, 4-1/8" bore 124" long block TC engine. Black/chrome - 99-05 Dyna; 99-06 Touring (NU) 520085 Careful yet reliable gripping

Careful yet reliable gripping

Compatible with 508721 Bare Bones solo seat with rider backrest

• Two 45-degree bends with slash cut tips

Accepts OEM bolts

ON PINION SHAFT

S&S, 4-1/8" bore 124" long block TC engine. Black/chrome - 99-05 Dyna; 99-06 Touring (NU) 520085 Careful yet reliable grippingBlack Chrome. Low Compression engine. Low compression is less sustainable to knocking and will give longer engine life. Engine comes with 10. 2: 1 CR dished forged pistons and 585GP easy start cams. Engine is sold as 'Long Block', meaning these are engines without any intake components or ignition. Any high performance intake system, that will fit a stock engine, will fit the S&S 124" since S&S specially machined the heads to compensate for cylinder