Top DoD motor vehicle gasoline engine and engine parts manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $102.3M in net prime contract dollars under NAICS 336310, up 2.5% from $99.7M in the preceding 12 months. 388 prime contractors received positive obligations, and 19 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 336310
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Tecmotiv (USA), Inc. | $20.9M | $4.2M | 20.0% | ▲ 3 |
| 2 | Caterpillar Inc | $20.8M | $0 | 19.9% | New |
| 3 | BAE Systems Land & Armaments L.P. | $19.8M | $76K | 19.0% | ▲ 130 |
| 4 | EOS Inc | $2.7M | $247K | 2.6% | ▲ 65 |
| 5 | Mancon LLC | $2.0M | $1.3M | 1.9% | ▲ 9 |
| 6 | Triman Industries Inc | $1.9M | $1.7M | 1.8% | ▲ 3 |
| 7 | Integrated Procurement Technologies | $1.9M | $552K | 1.8% | ▲ 26 |
| 8 | Vacco Industries | $1.9M | $1.6M | 1.8% | ▲ 3 |
| 9 | Porobond Products, LLC | $1.6M | $131K | 1.6% | ▲ 84 |
| 10 | Leslie Controls, Inc. | $1.5M | $1.3M | 1.5% | ▲ 5 |
| 11 | Southern Automotive Wholesalers, Inc | $1.5M | $3.3M | 1.5% | ▼ 4 |
| 12 | Aerocontrolex Group, Inc. | $1.2M | $790K | 1.1% | ▲ 15 |
| 13 | Pioneer Industries, LLC | $1.1M | $472K | 1.1% | ▲ 22 |
| 14 | Marotta Controls Inc | $1.1M | $800K | 1.0% | ▲ 12 |
| 15 | Marvin Land Systems, Inc. | $1.0M | $816K | 1.0% | ▲ 9 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Caterpillar Inc$0 → $20.8M (+$20.8M) · now #2
- BAE Systems Land & Armaments L.P.$76K → $19.8M (+$19.8M) · now #3
- Tecmotiv (USA), Inc.$4.2M → $20.9M (+$16.7M) · now #1
Largest declines
- Honeywell International Inc.$18.7M → $266K (−$18.5M) · now #37
- Periparts Group Inc$7.3M → $8K (−$7.3M) · now #243
- AAR Supply Chain, Inc$5.0M → $286K (−$4.7M) · now #36
New to this market
81 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Caterpillar Inc | Nov 3, 2025 | $20.8M |
| Bird-Johnson Propeller Company, LLC | Dec 4, 2025 | $233K |
| Great Lakes Sound & Vibration Inc | Dec 2, 2025 | $226K |
| GA Richards & Co Inc | Feb 9, 2026 | $159K |
| Savannah Apparatus Repair Co, Inc | Oct 16, 2025 | $139K |
| Brake Supply Company, Inc. | Mar 3, 2026 | $107K |
| Semper Sozo Inc | Apr 20, 2026 | $100K |
| Seacoast Services Group, Inc. | Feb 26, 2026 | $71K |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Department of the Army | $66.3M | $39.5M | Up $26.8M (67.8%) |
| Defense Logistics Agency | $32.5M | $47.8M | Down $15.4M (32.1%) |
| Department of the Navy | $3.2M | $7.0M | Down $3.8M (54.7%) |
| Department of the Air Force | $269K | $5.3M | Down $5.1M (95.0%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| SPRDL125C0081 | Southern Automotive Wholesalers, Inc GENERATOR, ENGINE AC (REFURBISH) | $2.5M | Nov 10, 2026 |
| N0010425CQA04 | Honeywell International Inc. MOTOR,PNEUMATIC | $3.9M | Nov 23, 2026 |
| SPRDL124F0073 | Tecmotiv (USA), Inc. DELIVERY ORDER, QUANTITY 108 EACH FOR FUEL METERING PUMP, NSN 2910-01-073-0124 | $3.3M | Jan 12, 2027 |
| W912CH24C0011 | Penn Power Group LLC ONE TIME BUY WITH AN OPTION YEAR, QTY 4,362 EA | $8.7M | Jan 12, 2027 |
| SPRDL126C0001 | Caterpillar Inc ITEM: ENGINE, DIESEL NSN: 2815-01-578-3605 QTY: 318 | $20.8M | Feb 10, 2027 |
| SPRRA226C0006 | BAE Systems Land & Armaments L.P. PROCUREMENT OF 73 BRADLEY ENGINE FUEL TANKS IN SUPPORT OF TACOM | $19.8M | Apr 15, 2027 |
| SPRDL125F0171 | Honeywell International Inc. GENERATOR,ENGINE AC NSN: 2920-01-305-8419 MFR CAGE: 64547 MFR PART NUMBER: 4200120-6 QTY 375 EA | $8.2M | May 12, 2027 |
| M6700125C0001 | Mancon LLC COPARS | $3.3M | May 31, 2027 |
| SPRHA125P0016 | AAR Supply Chain, Inc THE PURPOSE OF THIS PR IS TO ESTABLISH A SPARES FY25 BUY REQUIREMENT FOR THE F-16 WEAPON SYSTEM | $4.9M | Dec 31, 2027 |
| SPRDL125F0143 | Periparts Group Inc FIRST DELIVERY ORDER SPRDL1-25-F-0143 ISSUED AGAINST SPRDL1-25-D-0038: PUMP, FUEL METERING NSN 2910-01-432-0373 PN 3088368 FIRST ORDERING YEAR QTY: 653 EA | $4.4M | Jan 20, 2028 |
Common questions
Who are the top DoD contractors for NAICS 336310?
In the latest 12 months, Tecmotiv (USA), Inc. ($20.9M), Caterpillar Inc ($20.8M), BAE Systems Land & Armaments L.P. ($19.8M) received the most DoD obligations for motor vehicle gasoline engine and engine parts manufacturing.
How concentrated is this market?
The eight largest primes held 68.9% of positive obligations, and Tecmotiv (USA), Inc. alone held 20.0%. 81 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 336310 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is SPRDL125C0081 (Southern Automotive Wholesalers, Inc, $2.5M obligated), ending Nov 10, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
Figures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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