Engines · Nonroad diesel engines

Impco nonroad diesel engines

EPA certification records list 12 nonroad diesel engine families from Impco, model years 1998–2004. Displacement spans 6.0 l to 8.1 l. Naturally aspirated engines make up 100% of families. The most families were certified in 2004 (2).

Engine families12
Engine models7
Model years1998–2004
Displacement6.0 l – 8.1 l
Rank in category#68of 75 makers by families

Families certified per year

19981
19992
20002
20012
20022
20031
20042

Technical mix

Fuel
Propane7Dual-fuel 1(CNG or Gasoline)2LPG (Specs. need EPA approval)2Natural Gas1
Aspiration
Naturally aspirated12

Most certified engine models

Technologies, Inc. L18 LPG4Technologies, Inc L213Quantum Technologies, Inc. Lq4-Df Cng/Gas1Inc. Lq4-Cng1Inc1Technologies, Inc. L21 Lpg1Technologies, Inc. 6.0 & 7.0 Lpg1

Engine families

FamilyModelYearDisplacementFuel
4TJXH06.0583Quantum Technologies, Inc. Lq4-Df Cng/Gas20046.0 lDual-fuel 1(CNG or Gasoline)
4TJXH06.0ZCUInc. Lq4-Cng20046.0 lNatural Gas
3TJXH06.0583Inc20036.0 lDual-fuel 1(CNG or Gasoline)
2TJXH08.1502Technologies, Inc. L18 LPG20028.1 lPropane
2TJXH08.1505Technologies, Inc. L18 LPG20028.1 lPropane
1TJXH08.1502Technologies, Inc. L18 LPG20018.1 lPropane
1TJXH08.1505Technologies, Inc. L18 LPG20018.1 lPropane
YTJXH07.4502Technologies, Inc L2120007.4 lPropane
YTJXH07.4505Technologies, Inc L2120007.4 lPropane
XTJXH07.4502Technologies, Inc L2119997.4 lLPG (Specs. need EPA approval)
XTJXH07.4505Technologies, Inc. L21 Lpg19997.4 lPropane
WTJXH07.0503Technologies, Inc. 6.0 & 7.0 Lpg19987.1 lLPG (Specs. need EPA approval)

Other nonroad diesel engines makers

Source

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