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KGS Custom Machine
KGS Custom Machine Shop and Motorcycle Performance Parts Machine Shop and Motorcycle engine parts Services Machine Shop and Motorcycle engine parts Contact and directions ordering information questions Machine Shop and Custom Motorcycle engine parts portfolio and pictures
Ya' want to go FAST, just ask!


Our labor rate is $60.00 per hour. Our service department bills the customer Harley-Davidson predetermined flat rate time (except for electrical and custom work).

We have pick up and delivery service available upon request.

Oil and Filter change
$60.00 (add $20 for synthetic
Tune-up $120.00 + Parts
Tire replacement and Balance (off bike) $40.00
Tire replacement + Balance (on bike) Front $45.00 + Parts
(for your safety, we do not plug or patch)Back $75.00 + Parts
Brake Pad replacement $20.00 + Parts (per set)
Battery replacement & Electrical Check $40.00 + Parts
Carburetor & Fuel Injection Services
  • Carb Clean, off vehicle
  • Fuel injection programmers and fuel management systems installed
  • Carb cleaning and adjustment
  • Jet carb and dyno tune Harley
  • Install Thunder Slide kit
Supension Service and Work
  • Replace Fork Springs
  • Replace Fork Seals
  • Adjust Fork Stem Bearings
  • Replace Fork Stem Bearings
Drivetrain Service and Repair
  • Adjust/Service Drive Chain or Belt
  • Replace Drive Chain and Sprockets
  • Replace Drive Belt
  • Adjust Primary Drive Chain
  • Adjust /Replace Clutch
Other Services Offered
  • Performance Advanced Dyno Session
  • Custom Mapping Done By Tuning Link
  • Pre-Purchase Inspection
  • Install Handlebars, Cables, and Internally Wire Them
  • Install Performance Ignition on Twin Cam
  • Install Cams and Push Rods
  • Install Front or Rear Brake Pads Harley
  • Install and Custom Map Power Commander
  • Install Grips
  • Install Foot Pegs
  • Pick up Bike, 15 Mile Radius
  • Install Chrome Do-Dads and Covers Bought Here (usually Free)
  • Advice and Consultation (Free)
  • Performance Motor Build (Free Consultation)
  • Help with Chroming Your Bike Out


Includes clean, beadblast ports and chambers, machine multi-angle seats, backcut valves, reset spring heights, new viton seals

195.00 pair

Machine heads for compression releases

88.00 pair

Machine heads for oversize valves and blend

150.00 pair

AV&V or Manley high flow valves

35.00 ea

Mill heads and match CC's

120.00 pair

Machine cylinder base gasket surface

88.00 pair


Includes boring cylinders to next oversize, rebuild heads w/ multi angle valve job, new cast pistons, Hastings rings, James gaskets, fresh oil, filter plugs, rejet/tune

This is a drop the bike off price and includes Evo Sportsters



Piston/CylinderRCC Cam Plate

The KGS 98" and 107 Big Bore kits are a complete kit with the highest quality components. This kit is available for 99-06 Twin cam 88" motors and 07 up 96" motors delivers absolute top level performance.

Our kits include the following:

  • CP forged pistons 10:1 compression, MLS top end gasket sets
  • Precision bored OEM cylinders ready to install with ring end gap set (core exchange, or send us your cylinders)
  • Wood Knight Prowler hydraulic cam plate upgrade which includes hyd. cam plate, oil pump, inner/outer cam chains, cam sprockets, tensioners,  and all necessary hardware to bring your cam chest to 2012 specs
  • Wood Knight Prowler TW6-6R or TW-555-6R cams (use of TW-555-6R cams requires updated valve springs on 99-04 models)
  • Wood Performance Directional Lifters
  • Fuel Moto Quick Install Pushrods
  • All necessary gaskets, o rings, and Torrington inner cam bearings

cash & carry you install

w/ fresh plugs oil, filter

Sportster 1250 kits NRHS or Revolution Performance: Includes 2  new NRHS or Revolution Nikasil cylinders forged CP pistons, Hastings ringset, top end gaskets, recon heads w/multi angle high flow valve seats new viton valve seals, INSTALLED w/fgresh plugs, oil, filter, rejet carb


We offer full service from basic maintenance and repair to wiring, Tig welding/fabrication and paintwork.

We sell and install all brands of aftermarket engines, S&S - Ultima - Revtec

We also work on Shovelheads and Ironheads

Maintenance Schedules for Harley-Davidson Models
Miles Sportster© Buell© Touring© V-Rod© Dyne/Softail©
1K $160 $175 $190 $175 $175
2.5K $110 $199 $199 $150 $150
5K $209 $261 $261 $230 $261
7.5K $110 $199 $190 $150 $150
10K $475 $560 $560 $575 $475
NOTE: Harley-Davidson recommends that you repeat service at these intervals for the life of your motorcycle.








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