Performance Motor-Cycle Machining

     Lockwood Engineering LLC

Content copyright 2017  BLACKWIDOWCAMS.COM. All rights reserved.

3736 Norwood Dr. Littleton CO 80125 USA

           1601 Joedy St. Sturgis S.D.                     


Custom Cams

Black Widow Designs

Sifton Racing Cams




 and Engine warranty Center 

 New Engine Sales

            & Installation

We’re the most equipped                     S & S Harley-Davidson Service & Speed Center shop in the Black Hills area. Effective as of 9-2017, S&S is no longer taking Shovel &EVO engine service work. We thank all that have worked with us here at Black Widow and look forward to being your performance engine remanufacture in the future.

 Open in Littleton till moved


NEW direct - shot hyd tappet transfers oil to needle bearing in lifter & slowest leak down rate on the market for all Twin Cam engines with hi-lift cams & strong spring pressures.

made in USA from 52100 steel.

        Tuesday - Thursday :

            10:30 am - 2 pm

     No Walk in's or drive in's

        By Appointment Only

     Saturday:  Noon till 4 pm

            By Appointment

​          Closed During Rally

Studied under "Harvey J. Crane" 16 years and have developed several new computer generated cam lobe profiles used from Pro stock to Street and our cam plate masters are made on Landis 3L CNC  By "Andrews Products" We do not copy cams here. Ground my first Harley cam in 1982 and went into the cam business in 1994 selling cams to Latus H-D Cape Fear H-D Foster H-D Sun H-D Avalanche H-D Salt Lake H-D and many Others like Steve Allstaedt Racing engines to this day.

Crazy Horse Speed Shop