DeltaHawk Engines
DeltaHawk Engines designs and manufactures FAA-certified jet-fueled compression-ignition piston aircraft engines in Racine, Wisconsin, selling the DHK engine family and firewall-forward installation packages to aircraft OEMs (Piper, Vulcanair, Van's), government/defense customers, flight schools, and experimental builders.
- Company typePrivate
- Founded1996
- HeadquartersRacine, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What DeltaHawk Engines does
DeltaHawk Engines, Inc. is a Racine, Wisconsin-based designer and manufacturer of jet-fueled (Jet A, Jet A-1, JP-5, JP-8, SAF) compression-ignition aircraft piston engines. The company was founded in 1996 by Doug and Diane Doers and John (JP) Brooks, achieved FAA Type Certification for its lead DHK4A180 180-HP engine in May 2023 — the first clean-sheet piston aircraft engine certified in over 60 years — and is privately held, with the Ruud family as majority shareholders following a 2015 investment that funded the certification program.
The core technology is a proprietary two-stroke compression-ignition architecture featuring an inverted-V engine block, turbocharging plus supercharging, mechanical (non-electronic) fuel injection, liquid cooling, and direct drive without a gearbox. The engine family includes the certified DHK180, the in-development DHK200 and DHK235 four-cylinder variants, the six-cylinder DHK6A350 (350 HP), and lighter 50 HP / 100/120 HP platforms under the DeltaHawk Defense division for uncrewed systems. Director of Engineering Dave Gill holds 47 U.S. patents covering the architecture. The company operates from an 85,000+ square foot manufacturing campus with ISO Class 8 clean rooms adjacent to Batten International Airport and employs approximately 60 people.
DeltaHawk monetizes via hardware sales of engines and complete "firewall-forward" installation packages, supplemented by STC development services and warranty-backed service support. Pricing is quote-based with $1,000 refundable reservation deposits and additional non-refundable order commitment deposits. Commercial distribution combines direct reservation-based sales to individual builders, OEM-embedded supply agreements (most notably a 20-year exclusive LTSA with Piper Aircraft for the Seminole DX, plus Vulcanair, Bushliner, Bearhawk, and Van's Aircraft), and enterprise/government sales led by President Jon Heup. Customer segments include certified aircraft owners, experimental builders, flight training schools, aircraft OEMs, and government/defense customers (NASA, AFWERX, U.S. DoD).
DeltaHawk Engines firmographics
Firmographics- Name
- DeltaHawk Engines
- Legal name
- DeltaHawk Engines, Inc.
- Website
- https://deltahawk.com
- Company type
- Private
- Founded year
- 1996
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- DeltaHawk Engines designs and manufactures FAA-certified jet-fueled compression-ignition piston aircraft engines in Racine, Wisconsin, selling the DHK engine family and firewall-forward installation packages to aircraft OEMs (Piper, Vulcanair, Van's), government/defense customers, flight schools, and experimental builders.
- Ownership category
- akta.pro rank
DeltaHawk Engines industry classification
Industry- Product category
- Aircraft Piston Engines
- NAICS
- Aircraft Engine and Engine Parts Manufacturing (336412)
- SIC
- Aircraft Engines & Engine Parts (3724), Aircraft Parts & Auxiliary Equipment, Nec (3728)
- akta.pro primary industry
- Military Aerospace Engines & Propulsion (IMABAMAD)
- akta.pro secondary industry
- Hybrid Powertrain Integration Manufacturing (ICE-HEV/PHEV modules) (IMACAHAJ)
Keywords
Where DeltaHawk Engines is headquartered
LocationHeadquarters
- HQ city
- Racine
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
DeltaHawk Engines business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Technology or R&D, Supply Chain, Infrastructure, Marketing or Sales
Revenue model
- Engine Sales: Sale of DHK series jet-fuel piston engines including DHK180 (180 HP), DHK200 (200 HP), DHK235 (235 HP), DHK6A350 (350 HP six-cylinder) to certified aircraft owners, experimental builders, and OEMs
- Installation Packages: Complete firewall-forward engine propulsion packages including engine mount, heat exchangers, fuel and lubrication systems, cowl, pumps, filters, and hardware - factory tested as complete package. Aircraft-specific STC certification packages for certified aircraft
- OEM Engine Supply: Long-term supply agreements with aircraft manufacturers (e.g., 20-year exclusive supply agreement with Piper for Seminole DX)
- Service and Support: Factory warranty program covering 24 months or 2,000 hours (extendable to 36 months or 2,400 hours with engine monitoring data and oil analysis). Planned network of qualified service providers with online training programs
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Reservation deposit for production slot |
| Other | Multi-year contract | Order commitment deposit |
| Unit Pricing | Multi-year contract | Engine and installation package |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels11 records
DeltaHawk Engines product offering
Product offeringCore offering
DeltaHawk Engines designs, manufactures, and sells jet-fueled compression-ignition piston aircraft engines under the DHK family (DHK180, DHK200, DHK235, DHK6A350), featuring a clean-sheet two-stroke inverted-V architecture with turbocharging, supercharging, mechanical fuel injection, and direct drive. The company also supplies complete firewall-forward engine installation packages with STC certification support, and operates a dedicated DeltaHawk Defense division producing lightweight propulsion for unmanned aerial systems.
Product overview
DeltaHawk Engines is a manufacturer of jet-fueled aircraft piston engines offering a family of clean-sheet designed engines. The core product line includes the FAA-certified DHK180 (180 HP), with higher horsepower variants DHK200 (200 HP) and DHK235 (235 HP) in development, plus a six-cylinder DHK6A350 (350 HP) for higher-power applications. The company also offers a dedicated DeltaHawk Defense division for UAS propulsion. All engines feature proprietary two-stroke compression-ignition technology with turbocharging/supercharging, mechanical fuel injection, and liquid cooling. The company sells complete firewall-forward installation packages and develops Supplemental Type Certificates (STCs) for specific aircraft platforms. Engines are designed to run on Jet-A, Jet-A1, and Sustainable Aviation Fuel (SAF).
Differentiator
Problem solved
Functional benefit
Brands
- DeltaHawk Defense: A dedicated division focused on propulsion solutions for drone, uncrewed, and unmanned aerial systems.
Products and services
- DHK180 (DHK4A180) The flagship 180-horsepower jet-fueled piston engine featuring an inverted-V engine block, turbocharging and supercharging, mechanical fuel injection, liquid cooling, and direct drive with 40% fewer moving parts than comparable engines. Burns Jet A/A-1, JP-5, JP-8, and SAF. Targeted at certified aircraft owners, experimental builders, OEMs, and government customers.
- DHK200 (DHK4A200) 200-horsepower jet-fueled piston engine from the DHK family sharing the same dimensions and weight as the certified DHK180, providing higher power output for experimental, retrofit, and OEM aircraft applications.
- DHK235 (DHK4A235) 235-horsepower jet-fueled piston engine from the DHK family sharing the same dimensions and weight as the certified DHK180, providing higher power output for aircraft requiring greater thrust.
- DHK6A350 Six-cylinder 350-horsepower jet-fuel-powered diesel engine utilizing the same proprietary two-stroke compression-ignition technology as the certified four-cylinder DHK180. Targeted at higher-power aircraft such as the Bushliner 1850 and other airframes requiring 350 HP.
- DeltaHawk Defense UAS Engine Platforms Lightweight jet-fuel-burning engine platforms in 50 HP and 100/120 HP classes built for military, government, and commercial UAS, drone, and uncrewed aircraft applications. JP-5/JP-8/Jet-A/SAF-capable to meet DoD one-fuel mandate.
- Firewall-Forward Engine Installation Packages Complete engine propulsion packages factory tested and ready for installation, including the engine, mount, heat exchangers, pumps, filters, cowl, and required hardware. Built airframe-specific for Cessna 172/182, Van's RV-14, Piper Seminole, Bearhawk Four-Place, and other platforms.
- STC Development Services Supplemental Type Certificate development and certification services enabling DeltaHawk engines to be installed in FAA-certified aircraft. Supports both DeltaHawk-led STCs and OEM-led programs (e.g., Piper Seminole DX).
Quantifiable outcome
- 35-40% fuel efficiency improvement vs AVGAS engines
- +6 more outcomes
Companies that use DeltaHawk Engines
Customer profileNamed customers11 records
Segments6 records
Ideal customer profiles6 records
DeltaHawk Engines technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature8 records
DeltaHawk Engines partnerships and signals
Strategic signalPartnerships
Twelve partnerships are on record, tiered core and minor.
- DeltaHawk Defense (Division)coreDeltaHawk launched dedicated Defense division focused on propulsion solutions for drone, uncrewed, and unmanned aerial systems. Addresses DoD Directive 4140.25 for one-fuel solution with new lightweight engine platforms in 50 HP and 100/120 HP classes. Website: www.deltahawkdefense.com
- Tidal FlightcoreTidal Flight partnering with DeltaHawk to certify a range-extending hybrid powerplant with DeltaHawk's jet-fueled piston engine for Polaris hybrid-electric seaplane. MOU signed with engineering data and technical resource sharing underway. Polaris has 11 LOIs from seaplane and commuter airlines representing 140+ aircraft and $900M+ in orders.
- Piper AircraftcoreDeltaHawk and Piper Aircraft announced new Piper Seminole DX featuring DeltaHawk's FAA-certified DHK4A180 180-horsepower heavy fuel engine. 20-year Long Term Supply Agreement (LTSA) designates DeltaHawk as exclusive heavy fuel piston engine supplier. Piper will use DeltaHawk-led STC for production line integration. Orderbook opens at EAA AirVenture 2025; certification expected Q3 2026; deliveries late 2026/early 2027.
- Bushliner AircraftcoreBushliner Aircraft and DeltaHawk signed Letter of Intent (LOI) for integration of 350 HP DHK6A350 Jet-Fuel Powered Diesel engine into Bushliner 1850. Six-cylinder variant uses same proprietary technology as certified 4-cylinder engine. Bushliner 1850 serves as launch airframe for new engine. Expected completion 2026, FAA certification 2027.
- magniXcoreDeltaHawk in collaboration with magniX selected by AFWERX for Phase 1 SBIR focused on Multi-Application Hybrid-Electric Powerplant. magniX headquartered in Everett, Washington develops powertrains and batteries for electrification of transportation. Partnership addresses Department of the Air Force hybrid-electric propulsion challenges.
- AFWERX / U.S. Air ForcecoreAFWERX selected DeltaHawk for Phase 1 SBIR (Small Business Innovation Research) focused on Multi-Application Hybrid-Electric Powerplant. Air Force Research Laboratory and AFWERX streamline SBIR process to accelerate small business innovation for national defense. DeltaHawk partnering with magniX on this project.
- Vulcanair AircraftcoreVulcanair Aircraft and DeltaHawk collaborating on development and certification (FAA and EASA) for installation of DeltaHawk's engine into Vulcanair's aircraft offerings. Development starting with V1 production aircraft first, followed by P.68 and A-Viator platforms. Vulcanair-North American distributor (Ameravia) based in Elizabeth Town, NC serves US markets.
- Van's AircraftcoreDeltaHawk developing firewall-forward installation package for Van's RV-14 aircraft powered by DHK family of FAA-certified jet-fuel-powered piston engines. First installation aboard Craig Saxton's RV-14 achieved first flight June 16, 2025. Van's providing technical assistance. Firewall-forward engine package orders now being accepted.
- Synergy AirminorSynergy Air, the nation's largest Van's Aircraft builder-assist company, collaborating on DeltaHawk-powered RV-14 project. Has helped build over 200 Van's RV aircraft to date.
- Bearhawk AircraftcoreBearhawk Aircraft and DeltaHawk developing firewall-forward engine installation package for Bearhawk Four-Place aircraft. Deal enables global customers in locations where 100LL avgas is unavailable or expensive to access jet fuel-burning alternative. Engine package development now underway.
- NASAcoreDeltaHawk engine selected by NASA to power hybrid propulsion system planned for Subsonic Single Aft Engine Aircraft (SUSAN) scale flight test vehicle - proof-of-concept electro-fan design for future regional transport aircraft.
- AmpairecoreDeltaHawk engine selected by Ampaire for upcoming aircraft testbed application in support of NASA's Small Business Innovation Research initiative for hybrid-electric propulsion testing.
Scale indicators10 records
Recent moves8 records
Expansion highlights7 records
DeltaHawk Engines competitors and assessment
Company assessmentEmerging players
- magniX: magniX develops electric powertrains and propulsion for regional aviation. They are DeltaHawk's named AFWERX partner for the Multi-Application Hybrid-Electric Powerplant SBIR, but also a competitor for the hybrid-electric aircraft value chain where their batteries/motors could shift demand away from piston range-extenders.
- UL Power: Belgian manufacturer of modern fuel-injected piston engines (UL260, UL350, UL390) for experimental aircraft. Targets the same experimental/kit-plane market as DeltaHawk with comparable modern fuel-injected designs, representing direct competition in the homebuilt segment.
- Ampaire: Ampaire is a hybrid-electric regional aviation startup (Eco Caravan, Tailwind). They selected DeltaHawk for a NASA SBIR-backed testbed engine — making them both a customer and a competing technology vector for the same hybrid-electric aircraft market.
- Viking Aircraft Engines (Honda Aero partnership): Viking/Honda supplies jet-fuel-burning HF120 turbofan engines for the Honda HA-420 HondaJet. Comparable in addressing the jet-fuel-availability problem, though at the very-light-jet end of general aviation rather than piston — relevant benchmark for DeltaHawk's own fuel-flexibility thesis.
Broad incumbents
- Pratt & Whitney Canada: Pratt & Whitney Canada's PT6A turboshaft is the workhorse of general aviation, utility aircraft, and increasingly UAS platforms. While a turbine rather than piston peer, they compete with DeltaHawk Defense for the same hybrid-electric range-extender and UAS programs and set the bar for certification/aftermarket scale.
- Williams International: Williams produces small FJ-series turbofan and gas turbine engines used in cruise missiles, UAS, and business jets (FJ44 for Cessna Citation). Relevant comparable for DeltaHawk Defense's UAS propulsion entry and for the broader small aerospace engine market the company is moving toward.
Direct peers
- Continental Aerospace Technologies (Continental Motors): Continental is the long-standing incumbent in certified general-aviation piston engines (CD/IO-550 series). They compete head-to-head with DeltaHawk for OEM slots on the same airframes (e.g., Piper, Cessna, Beechcraft trainers), making them the closest direct peer in installed-base-driven piston propulsion.
- Lycoming Engines: Lycoming, a Textron subsidiary, dominates the OEM-certified piston engine market with the O-360, IO-540, and TIO-540 families installed across thousands of Cessna, Piper, and Beechcraft aircraft. Competes with DeltaHawk on every retrofit and OEM-supply opportunity in the light/medium piston segment.
- Rotax (BRP-Rotax): Rotax makes the 912 and 914 series piston engines widely used in light sport, experimental, and training aircraft (used by Van's, Tecnam, Diamond, and others). Direct competitor for the experimental-aircraft segment DeltaHawk targets through STC and firewall-forward packages.
- Hirth Motors / 3W-Modellmotoren: European manufacturers of small two-stroke and boxer piston engines widely used in light sport, ultralight, and military/UAS applications. Direct competitors for the small-engine experimental and UAS niches DeltaHawk Defense is targeting with its new 50 HP and 100/120 HP platforms.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
DeltaHawk Engines social profiles
Digital presenceDeltaHawk Engines compliance and trust
Trust signalCompliance1 record
DeltaHawk Engines financial estimates
Financial estimateRevenue estimate
Valuation estimate
DeltaHawk Engines leadership team
Management profileNumber of profiles
Profiles7 records
DeltaHawk Engines subsidiaries and ownership
Company hierarchySubsidiaries1 record
DeltaHawk Engines funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
DeltaHawk Engines M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about DeltaHawk Engines
What does DeltaHawk Engines do?
DeltaHawk Engines designs, manufactures, and sells jet-fueled compression-ignition piston aircraft engines under the DHK family (DHK180, DHK200, DHK235, DHK6A350), featuring a clean-sheet two-stroke inverted-V architecture with turbocharging, supercharging, mechanical fuel injection, and direct drive. The company also supplies complete firewall-forward engine installation packages with STC certification support, and operates a dedicated DeltaHawk Defense division producing lightweight propulsion for unmanned aerial systems.
Is DeltaHawk Engines a public or private company?
DeltaHawk Engines is a private company. It is classified as family owned and is currently operating.
When was DeltaHawk Engines founded?
DeltaHawk Engines was founded in 1996. It employs 11 to 50 people.
Where is DeltaHawk Engines based?
DeltaHawk Engines is headquartered in Racine, United States, in the North America region.
How does DeltaHawk Engines make money?
Four revenue lines are on record. Engine Sales are the primary driver. The others are installation Packages, OEM Engine Supply and service and Support.
Who are DeltaHawk Engines's main competitors?
Emerging players on record are magniX, UL Power, Ampaire and Viking Aircraft Engines (Honda Aero partnership). Broad incumbents are Pratt & Whitney Canada and Williams International. Direct peers are Continental Aerospace Technologies (Continental Motors), Lycoming Engines, Rotax (BRP-Rotax) and Hirth Motors / 3W-Modellmotoren.
Does DeltaHawk Engines have an API?
No public API is recorded for DeltaHawk Engines.
What industry is DeltaHawk Engines in?
DeltaHawk Engines's product category is Aircraft Piston Engines. Its primary akta.pro industry code is IMABAMAD, Military Aerospace Engines & Propulsion, with a secondary code of IMACAHAJ, Hybrid Powertrain Integration Manufacturing (ICE-HEV/PHEV modules). Its NAICS code is 336412 and its SIC code is 3724.