Engine Building Machinery

Rottler has been providing cutting edge technology to the Engine Building Industry since 1923. See below for our current line of boring, honing, surfacing and seat & guide machines.


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VR10

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"

VR12

Base CabinetStandard
Valve Stem Diameter Range (with Standard Chuck)0.138"-0.630"
Valve Stem Length Range (with Standard Chuck)1.970"-10.250"
Valve Total Length Range2.750"-15.750"

SG7MTS

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

F9A

ControlAutomatic CNC
Table - Size50" x 21"
Bore Capacity (with Optional Cutterheads)1.5" - 5"
Spindle Travel (Vertical)13"
Workhead Travel (Horizontal)40"

S7A

Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

SG8MTS

ControlManual
Spindle - Diameter3.15"
Valve Seat Diameter Range0.550"-3.150"
Cylinder Head Dimensions (with 360 degree rollover fixture)44L x 16W x 7H"

F10A

ControlAutomatic CNC
Table - Size54" x 21"
Bore Capacity (with Optional Cutterheads)1.5" - 9"
Spindle Travel (Vertical)15"
Workhead Travel (Horizontal)50"

S7M

Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

S7AD

Cutter Diameter14"
Cutter Travel (Horizontal)40"
Cutter Travel (Vertical)6"

SG10A

ControlAutomatic CNC
Spindle - Diameter3.15"
Valve Seat Diameter Range0.550"-3.150"
Cylinder Head Dimensions (with 360 degree rollover fixture)44L x 12W x 6H"

S8A

Cutter Diameter16"
Cutter Travel (Horizontal)50"
Cutter Travel (Vertical)6"

S8M

Cutter Diameter16"
Cutter Travel (Horizontal)50"
Cutter Travel (Vertical)6"

SG9MTS

ControlManual
Spindle - Diameter3.15"
Valve Seat Diameter Range0.550"-3.150"
Cylinder Head Dimensions (with 360 degree rollover fixture)44L x 12W x 6H"

S8AD

Cutter Diameter16"
Cutter Travel (Horizontal)50"
Cutter Travel (Vertical)6"