Engines · Marine outboards and jet drives

Ilmor Engineering marine outboards and jet drives

EPA certification records list 90 marine spark-ignition engine families from Ilmor Engineering, model years 2012–2026. Rated power ranges from 241 to 487 kW, median 374 kW. Displacement spans 5.3 l to 8.4 l. Naturally Aspirated engines make up 93% of families. The most families were certified in 2026 (11).

Engine families90
Engine models1
Model years2012–2026
Power range241–487 kWmedian 374 kW
Displacement5.3 l – 8.4 l
Rank in category#11of 19 makers by families

Power distribution

Number of engine families by rated power.

225–450 kW79
450–560 kW11

Families certified per year

20121
20134
20144
20154
20164
20175
20185
20195
20206
20217
20228
20238
20248
202510
202611

Emission standards by year

How Ilmor Engineering's certifications moved through emission standards.

YearStandards certified (families)
201275 (1)
2013350 (3) · 75 (1)
2014350 (3) · 75 (1)
2015350 (3) · 75 (1)
2016350 (3) · 75 (1)
201775 (3) · 350 (2)
201875 (3) · 350 (2)
201975 (3) · 350 (2)
202075 (4) · 350 (2)
202175 (4) · 350 (3)
202275 (4) · 350 (4)
202375 (4) · 350 (4)
202475 (4) · 350 (4)
202575 (5) · 350 (5)
202675 (6) · 350 (5)

Technical mix

Fuel
Single Fuel90
Aspiration
Naturally Aspirated84Supercharged6
Cylinders
8 cyl8510 cyl5

Most certified engine models

Inc90

Engine families

FamilyModelYearDisplacementPowerFuelStandard
TLMRM05.3HO1Inc20265.3 l283 kWSingle Fuel75
TLMRM06.0MPIInc20266.0 l278 kWSingle Fuel75
TLMRM06.20H1Inc20266.2 l266 kWSingle Fuel75
TLMRM06.2GDIInc20266.2 l318 kWSingle Fuel75
TLMRM06.2ID1Inc20266.2 l328 kWSingle Fuel75
TLMRM06.2SC1Inc20266.2 l462 kWSingle Fuel350
TLMRM06.2SC2Inc20266.2 l487 kWSingle Fuel350
TLMRM07.40G2Inc20267.4 l428 kWSingle Fuel350
TLMRM07.40G3Inc20267.4 l388 kWSingle Fuel350
TLMRM07.40H1Inc20267.4 l390 kWSingle Fuel350
TLMRM07.4480Inc20267.4 l360 kWSingle Fuel75
SLMRM05.3HO1Inc20255.3 l283 kWSingle Fuel75
SLMRM06.0MPIInc20256.0 l278 kWSingle Fuel75
SLMRM06.20H1Inc20256.2 l266 kWSingle Fuel75
SLMRM06.2GDIInc20256.2 l318 kWSingle Fuel75
SLMRM06.2SC1Inc20256.2 l462 kWSingle Fuel350
SLMRM06.2SC2Inc20256.2 l487 kWSingle Fuel350
SLMRM07.40G2Inc20257.4 l428 kWSingle Fuel350
SLMRM07.40G3Inc20257.4 l388 kWSingle Fuel350
SLMRM07.40H1Inc20257.4 l390 kWSingle Fuel350
SLMRM07.4480Inc20257.4 l360 kWSingle Fuel75
RLMRM06.0MPIInc20246.0 l278 kWSingle Fuel75
RLMRM06.20H1Inc20246.2 l266 kWSingle Fuel75
RLMRM06.2GDIInc20246.2 l314 kWSingle Fuel75
RLMRM06.2SC1Inc20246.2 l462 kWSingle Fuel350
RLMRM07.40G2Inc20247.4 l428 kWSingle Fuel350
RLMRM07.40G3Inc20247.4 l388 kWSingle Fuel350
RLMRM07.40H1Inc20247.4 l390 kWSingle Fuel350
RLMRM07.4480Inc20247.4 l360 kWSingle Fuel75
PLMRM06.0MPIInc20236.0 l278 kWSingle Fuel75
PLMRM06.20H1Inc20236.2 l266 kWSingle Fuel75
PLMRM06.2GDIInc20236.2 l314 kWSingle Fuel75
PLMRM06.2SC1Inc20236.2 l462 kWSingle Fuel350
PLMRM07.40G2Inc20237.4 l428 kWSingle Fuel350
PLMRM07.40G3Inc20237.4 l388 kWSingle Fuel350
PLMRM07.40H1Inc20237.4 l390 kWSingle Fuel350
PLMRM07.4480Inc20237.4 l360 kWSingle Fuel75
NLMRM06.0MPIInc20226.0 l278 kWSingle Fuel75
NLMRM06.20H1Inc20226.2 l266 kWSingle Fuel75
NLMRM06.2GDIInc20226.2 l314 kWSingle Fuel75
NLMRM07.40G2Inc20227.4 l428 kWSingle Fuel350
NLMRM07.40G3Inc20227.4 l388 kWSingle Fuel350
NLMRM07.40H1Inc20227.4 l390 kWSingle Fuel350
NLMRM07.4480Inc20227.4 l360 kWSingle Fuel75
NLMRM08.40G1Inc20228.4 l486 kWSingle Fuel350
MLMRM06.0MPIInc20216.0 l278 kWSingle Fuel75
MLMRM06.20H1Inc20216.2 l266 kWSingle Fuel75
MLMRM06.2GDIInc20216.2 l314 kWSingle Fuel75
MLMRM07.40G2Inc20217.4 l428 kWSingle Fuel350
MLMRM07.40G3Inc20217.4 l388 kWSingle Fuel350
MLMRM07.40H1Inc20217.4 l390 kWSingle Fuel350
MLMRM07.4480Inc20217.4 l360 kWSingle Fuel75
LLMRM06.0MPIInc20206.0 l278 kWSingle Fuel75
LLMRM06.20H1Inc20206.2 l266 kWSingle Fuel75
LLMRM06.2GDIInc20206.2 l314 kWSingle Fuel75
LLMRM07.40G2Inc20207.4 l428 kWSingle Fuel350
LLMRM07.40H1Inc20207.4 l390 kWSingle Fuel350
LLMRM07.4480Inc20207.4 l360 kWSingle Fuel75
KLMRM06.20H1Inc20196.2 l242 kWSingle Fuel75
KLMRM06.2GDIInc20196.2 l299 kWSingle Fuel75
KLMRM07.40G2Inc20197.4 l428 kWSingle Fuel350
KLMRM07.40H1Inc20197.4 l390 kWSingle Fuel350
KLMRM07.4480Inc20197.4 l360 kWSingle Fuel75
JLMRM06.20H1Inc20186.2 l241 kWSingle Fuel75
JLMRM06.2GDIInc20186.2 l305 kWSingle Fuel75
JLMRM07.40G2Inc20187.4 l428 kWSingle Fuel350
JLMRM07.40H1Inc20187.4 l390 kWSingle Fuel350
JLMRM07.4480Inc20187.4 l360 kWSingle Fuel75
HLMRM06.20H1Inc20176.2 l247 kWSingle Fuel75
HLMRM06.2GDIInc20176.2 l305 kWSingle Fuel75
HLMRM07.40G2Inc20177.4 l428 kWSingle Fuel350
HLMRM07.40H1Inc20177.4 l390 kWSingle Fuel350
HLMRM07.4480Inc20177.4 l360 kWSingle Fuel75
GLMRM06.20H1Inc20166.2 l253 kWSingle Fuel75
GLMRM07.40G2Inc20167.4 l428 kWSingle Fuel350
GLMRM07.40H1Inc20167.4 l390 kWSingle Fuel350
GLMRM08.40G1Inc20168.4 l486 kWSingle Fuel350
FLMRM06.20H1Inc20156.2 l253 kWSingle Fuel75
FLMRM07.40G2Inc20157.4 l428 kWSingle Fuel350
FLMRM07.40H1Inc20157.4 l390 kWSingle Fuel350
FLMRM08.40G1Inc20158.4 l486 kWSingle Fuel350
ELMRM06.20H1Inc20146.2 l253 kWSingle Fuel75
ELMRM07.40G2Inc20147.4 l428 kWSingle Fuel350
ELMRM07.40H1Inc20147.4 l390 kWSingle Fuel350
ELMRM08.40G1Inc20148.4 l486 kWSingle Fuel350
DLMRM06.20H1Inc20136.2 l253 kWSingle Fuel75
DLMRM07.40G2Inc20137.4 l428 kWSingle Fuel350
DLMRM07.40H1Inc20137.4 l390 kWSingle Fuel350
DLMRM08.40G1Inc20138.4 l486 kWSingle Fuel350
CLMRM06.20H1Inc20126.2 l253 kWSingle Fuel75

Other marine outboards and jet drives makers

Mercury Marine424Yamaha391BRP (Bombardier Recreational Products)257Honda168Suzuki165Tohatsu144Suzhou Parsun Power Machine128Pleasurecraft Marine Engine107Tennessee Propulsion Products96KEM Equipment95Volvo Penta89

Source

US Environmental Protection Agency engine certification data. Model year and manufacturer are decoded from EPA engine family codes (EPA codes:LMR). An engine family is a group of engines certified together; one family can cover several power ratings.

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