Find the Right Air Starter for Your Engine
Browse our Engine Air Starter Selection Guide to identify the most common air starters used on common heavy duty industrial engines.
Selecting the correct engine air starter doesn’t have to be complicated. Equipment operators often ask: “What air starter fits my engine.” MASCO’s Engine Air Starter Selection Guide helps maintenance professionals quickly identify the most common air starter families used on popular industrial, marine, gas compression, rail, and power generation engines. Browse by engine manufacturer to see typical starter brands and models used in the field.
Whether you’re servicing a Caterpillar, Cummins, EMD, CES Superior, MTU, Waukesha, Cooper, or AJAX engine, MASCO offers expert assistance, OE-Class remanufactured starters, aftermarket replacements, and hard-to-find solutions backed by decades of experience.
CATERPILLAR
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
| 3306 | 150BMGE22RH5 | M-150BMGE22RH5 | T306-60015-02R | 150BMGE21RH6-R, T306-60015-02R-R |
| 3408 | 150BMGE21RH6 | M-150BMGE21RH6 | T306-60017-01R | 150BMGE21RH6-R, T306-60017-01R-R |
| 3508 | SS825GC03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25, T112-60031-01R-1-03-R |
| 3512 | SS825GC03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25, T112-60031-01R-1-03-R |
| 3516 | SS825GC03R25 | M-T112-60031-01R-1-04 | T112-60031-01R-1-03 | SS825UGC03R25, T112-60031-01R-1-03-R |
| 3608 | ST1060CP03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | ST1060CP03R25-R, SS825UGC03R25-R, T112-60031-01R-1-03-R |
| 3616 | ST1060CP03R25 (2) | M-T112-60031-01R-1-03 (2) | T112-60031-01R-1-03 (2) | ST1060CP03R25-R, SS825UGC03R25-R, T112-60031-01R-1-03-R |
| C15 | ST2060B03R31 | * | T6A63741 | 150BMGE21RH6-R, T306-60017-01R-R, T6A63741-R |
| C175 | ST1060CP03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | ST1060CP03R25-R, SS825UGC03R25-R, T112-60031-01R-1-03-R |
| C280 | ST1060CP03R25 (2) | M-T112-60031-01R-1-03 (2) | T112-60031-01R-1-03 (2) | ST1060CP03R25-R, SS825UGC03R25-R, T112-60031-01R-1-03-R |
CUMMINS
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 6BT 5.9 | SS100BP01R071 | * | * | SS100BP01R071-R |
| K38 | ST2060B03R31 | M-112-60031-01R-1-01 | T6A63741 | ST2060B03R31-R, T6A63741-R, T112-60031-01R-R |
| K50 | ST2060B03R31 | M-112-60031-01R-1-00 | T6A63741 | ST2060B03R31-R, T6A63741-R, T112-60031-01R-R |
| QSK50 | ST1060CP03R23 | M-112-60031-01R-1-01 | T6A63741 | ST2060B03R31-R, T6A63741-R, T112-60031-01R-R |
| QSK60 | ST1060CP03R24 | M-112-60031-01R-1-02 | M-112-60031-01R-1-03 | ST1060CP03R25-R, T6A63741-R, T112-60031-01R-R |
| QSK95 | ST1060CP03R25 | M-112-60031-01R-1-03 | M-112-60031-01R-1-04 | ST1060CP03R25-R, T6A63741-R, T112-60031-01R-R |
EMD
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 567 | SS850GD09R51 | M-T112-60077-11R-1-03 | T112-60077-11R-1-03 | SS850UGD09R51-R, T112-60077-11R-1-03-R |
| 645 16V | 150BMPD88R54 (2) | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | 150BMPD88R54-R |
| 710 12V | 150BMPD88R54 (2) | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | 150BMPD88R54-R |
| 710 20V | 150BMPD88R54 (2) | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | 150BMPD88R54-R |
CMS BESSEMER
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 8GMXC | SS850GD09L52 | M-T112-60003-D2L | T112-60003-D2L | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
| 10GMXC | SS850GD09L52 | M-T112-60077-12L-1-03 | T112-60077-12L-1-03 | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
| 8GMXE | SS850GD09L52 | M-T112-60077-12L-1-03 | T112-60077-12L-1-03 | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
| 10GMXE | SS850GD09L52 (4) | M-T112-60077-12L-1-03 | T112-60077-12L-1-03 | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
MITSUBISHI
| Engine Model | AUSTART | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| S12R | ATS-93 15T | ST2060B03R51 | * | ATS-93-R, ST2060B03R51-R |
| S16R | ATS-93 15T | ST2060B03R51 | * | ATS-93-R, ST2060B03R51-R |
AJAX CES
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| DCP60 | 150BMGE21LH11 | M-150BMGE21LH11 | T306-60017-01L | 150BMGE21LH11-R, T306-60017-01L-R |
| DCP-2801 | SS810GB03L32 | M-T112-60001-B2L | T112-60001-B2L | SS810UGB03L32R, T112-60001-B2L-R |
| DCP-2803 | SS810GB03L32 | M-T112-60001-B2L | T112-60001-B2L | SS810UGB03L32R, T112-60001-B2L-R |
WAUKESHA
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| F3525G | SS825GC03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25, T112-60031-01R-1-03-R |
| L7042G | SS825GC03R26 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25, T112-60031-01R-1-03-R |
| L7044G | ST1060GCP03R25 | M-T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25R, ST1060GCP03R25R, T112-60031-01R-1-03-R |
| 6VHP | ST2060CP03R31 | M-T112-60001-B1R | T112-60001-B1R | SS825UGC03R25R, ST1060GCP03R25R, T112-60031-01R-1-03-R |
| 12VHP | ||||
| 16VHP |
SUPERIOR CES
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 1706G | ST2060GC03R25 | T112-60031-01R-1-03 | T112-60031-01R-1-03 | ST2060GC03R25-R, T112-60031-01R-R |
| 17012G | ST1060CP03R25 | T112-60031-01R-1-03 | T112-60031-01R-1-03 | ST1060GC03R25-R, T112-60031-01R-R |
| 6GX-510 | SS825GC03R25 | T112-60031-01R-1-03 | T112-60031-01R-1-03 | SS825UGC03R25-R, T112-60031-01R-R |
YANMAR
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 6NH110 | * | * | 45MA-30014-002-E | 45MA-30014-002-E-R, 382-9606-R |
| 8N21A | * | * | 45MA-30014-002-E | 45MA-30014-002-E-R, 382-9606-R |
M a K
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| M 25C | * | T112-60077-11R-1-03 | T121-6T046-11R-A-0J | T121-6T046-11R-A-0J-R |
CLARK
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 6HMA | ST950BP03 (CW OR CCW) | M-T112-60031-01R-1-03 | M-T112-60031-01R-1-03 | ST950BP03R31-R, ST950BP03L32-R, SS825UGC03R25-R |
| 8HMA | ST950BP03 (CW OR CCW) | M-T112-60031-01R-1-03 | M-T112-60031-01R-1-03 | ST950BP03R31-R, ST950BP03L32-R, SS825UGC03R25-R |
| 10HMA | ST1060BP03 (CW OR CCW) | M-T112-60031-01R-1-03 | M-T112-60031-01R-1-03 | ST950BP03R31-R, ST950BP03L32-R, SS825UGC03R25-R |
| 10HMB | ST1060BP03 (CW OR CCW) | M-T112-60031-01R-1-03 | M-T112-60031-01R-1-03 | ST950BP03R31-R, ST950BP03L32-R, SS825UGC03R25-R |
| TCV 16L | ST950DP09L52 (3) | M-T112-60077-12L-1-03 (3) | M-T112-60077-12L-1-03 (3) | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
| TCV 20L | ST1060DP09L52 (4) | M-T112-60077-12L-1-03 (4) | M-T112-60077-12L-1-03 (4) | SS850GD09L52-R, T112-60003-D2L-R, T112-60077-12L-1-03-R |
MTU
| Engine Model | IR | MASCO M-CLASS | TDI | M-CLASS REMAN |
|---|---|---|---|---|
| 4000 | ST2060CP03R25 | M-T112-60031-01R-1-03 | T6A63741 | ST650CP03R25-R |
CAN’T FIND YOUR ENGINE?
MASCO supports thousands of engine and air starter combinations—including many discontinued and obsolete models. If your
engine or starter isn’t listed, contact our team with your engine model, serial number, or existing starter number and even a photo
of the unit. We’ll help identify the correct replacement. Call us at: 972-842-2038.
Selection Guide Only: Starter recommendations shown are based on common industry applications. Actual starter selection should be confirmed using serial number, existing starter model number, mounting configuration, and operating conditions.
- Flywheel housing
- Ring gear tooth count
- Pinion engagement
- Rotation direction
- Air pressure available
- Engine application