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Motorcycle Engine Machinery

Rottler offers a wide range of machinery specifically for the Motorcycle Industry including Automatic, CNC and Manual Surfacers, Seat & Guide Equipment and Valve Refacers.

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VR7 Compare
Base CabinetOptional
Valve Stem Diameter Range (with Standard Chuck)0.157"-0.551"
Valve Stem Length Range (with Standard Chuck)2.125"-10.250"
Valve Total Length Range3.500"-12.500"

Valve Refacing Machine with Linear Slideways
  • Valve Refacing
SG7 Compare
ControlAutomatic
Spindle - Diameter2.19"
Valve Seat Diameter Range0.550"-3.000"
Cylinder Head Dimensions (with 360 degree rollover fixture)31L x 9W x 6H

Rottler's SG Series are the most reliable Cylinder Head Seat & Guide Machines on the market today. The SG7 is our smallest and most economical model.
  • Seat & Guide Machining
S7A Compare
Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

The Rottler SA Surfacing machines are the answer to improved productivity and profit for automotive and diesel machine shops. The S7A model is the smaller of our two Automatic Surfacing Machines.
  • Block Surfacing
  • Cylinder Head Resurfacing
SG8M Compare
ControlAutomatic
Spindle - Diameter3.15"
Valve Seat Diameter Range0.550"-3.150"
Cylinder Head Dimensions (with 360 degree rollover fixture)44L x 16W x 7H

The SG8M is our mid-range manual machine between the SG7 and SG9 models. The SG8 is equipped to hold longer cylinder heads than the SG7 model.
  • Seat & Guide Machining
S7M Compare
Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

The Rottler SM models are a manual version of the SA model machines. They boast all the same features but utilize manual control rather than automatic. The S7M model is our largest Manual Surfacing Machine.
  • Block Surfacing
  • Cylinder Head Resurfacing
S7AD Compare
Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

The SAD series is the most advanced CNC surfacing machine available today. The S7AD model is designed for the performance racing engine builder & production engine remanufacturer.
  • Block Surfacing
  • Cylinder Head Resurfacing

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