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"

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"