The MITSUBISHI 4G63 - NON-BALANCED ENGINE is an OHC with an in-line 4 cylinder long block engine structure or assembly. This is a non-balanced version that contains an aluminum cylinder head as well as a valve cover, oil pan, front timing covers and most importantly a water pump. It must also be meentioneed that there is a 4G63 cast into its cylinder head's back. The raised machined area located at the side of the block will contain a 4G63 stamp. The non balanced engine versions of this unit will generally be utilized on Mitsubishi and Catapiller forklifts.
Used in CAT & Mistubishi forklift models ~ 1993-2005
Specifications
Engine Type: Forklift & Industrial Application
Displacement Cubic Inches: 122
Displacement Liters: 2
Compatible Fuels: Gasoline, LPG, CNG
Condition: Brand New
Engine Model: MITSUBISHI 4G63
Basic Engine Specifications |
Make | MITSUBISHI | Engine Cylinders | 4 |
Engine Model | 4G63 | Engine Displacement CID | 122 |
Litre | 2 | Firing Order | 1-3-4-2 |
Engine Displacement CC | 1997 | Stroke | 3.46 |
Bore | 3.35 | Spark Plug Type | Gas:W14EX-U |
Ignition Timing Idle Speed | (GAS) 4 deg.BTDC/740 (LPG) 9 deg.BTDC/740 | Engine Compression | 142 PSI |
Oil Capacity w/Filter | 5.08 US qts | Idle RPM | 600 RPM |
Spark Plug Gap | .028-.031 | Point Gap | .018-.020 |
Torque Specifications |
Main Bearing Caps | 54-61 | Oil Pan Drain Plug | 43-57 |
Rod Bearing Caps | 33-35 | Oil Pump Bolt | 5.8-7.2 |
Cylinder Head Bolts | 65-72 | Rocker Arm Nut | 3.6-5.1 |
Cam Sprocket Bolt | 36-43 | Rocker Shaft Bracket Bolt | |
Crank Pulley Bolt | 80-94 | Spark Plug | 18-21 |
Flywheel Bolt | 94-101 | Oil Pan Bolt | 4.3-5.8 |
Piston Specifications |
Piston Diameter | 3.31 | Cylinder Bore Clearance | .0008-.0016 |
Piston Pin Diameter | 0.87 | | |
Rings Specifications |
Ring Gap-Top | .0098-.0157 | Side Clearance Top | .0024-.0039 |
Ring Gap-2nd | .0098-.0177 | Side Clearance 2nd | .0008-.0016 |
Ring Gap-Oil | .008-.035 | | |
Crankshaft Specifications |
Main Journal Diameter | 2.2435-2.2832 | Rod Journal Diameter | 1.77106-1.77145 |
Main Run Clearance | 0.0008-0.0016 | Rod Run Clearance | 0.0008-0.0020 |
End Play | 0.020-0.0071 | | |
CamShaft Specifications |
1st Journal Diameter | 1.33602-1.33661 | Cam End Play | .004-.008 |
Valves Specifications |
Intake Length | 4.3213 | Exhaust Length | 4.1953 |
Intake Stem Diameter | 0.31339-0.31398 | Exhaust Stem Diameter | 0.31220-0.31229 |
Intake Face Angle | 45 deg | Exhaust Face Angle | 45 deg |
Intake Clearance | .006 hot | Exhaust Clearance | .010 hot |
Warranty
- 6 month Limited Warranty. Extendable to 36 months.
- Depending on the issue, a Repair or replacement will be issued.
- Please contact PDK Engines before attempting to repair.
Vehicle Application
MAKE
|
MODEL
|
SERIAL NUM FROM
|
SERIAL NUM TO
|
FUEL
|
MAKE
|
MODEL
|
SERIAL NUM FROM
|
SERIAL NUM TO
|
FUEL
|
Mitsubishi
|
FGC25K HO
|
AF82E-90011
|
AF82E-99999
|
GAS/LP
|
Mitsubishi
|
FGC25K HO
|
AF82D-90011
|
AF82D-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
5AM-00001
|
5AM-99999
|
GAS/LP
|
Mitsubishi
|
FGC25K HO
|
AF82C-90011
|
AF82C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP20K
|
AT17C-10001
|
AT17C-99999
|
GAS/LP
|
Mitsubishi
|
FGC25K
|
AF82E-00011
|
AF82E-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP20K
|
AT17B-10001
|
AT17B-99999
|
GAS/LP
|
Mitsubishi
|
FGC25K
|
AF82D-00011
|
AF82D-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
6AP-00001
|
6AP-99999
|
GAS/LP
|
Mitsubishi
|
FGC25K
|
AF82C-00011
|
AF82C-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
6AN-10001
|
6AN-99999
|
GAS/LP
|
Mitsubishi
|
FGC25
|
AF82B-00001
|
AF82B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
6AM-00001
|
6AM-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K HO
|
AF82E-90011
|
AF82E-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
5AP-00001
|
5AP-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K HO
|
AF82D-90011
|
AF82D-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
5AN-10001
|
5AN-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K HO
|
AF82C-90011
|
AF82C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP20
|
5AM-00001
|
5AM-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K
|
AF82E-00011
|
AF82E-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP18K
|
AT31B-50001
|
AT31B-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K
|
AF82D-00011
|
AF82D-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP18K
|
AT31A-50001
|
AT31A-99999
|
GAS/LP
|
Mitsubishi
|
FGC20K
|
AF82C-00011
|
AF82C-89999
|
GAS/LP
|
Caterpillar / Cat
|
GP18
|
4AN-10109
|
4AN-19999
|
GAS/LP
|
Mitsubishi
|
FGC20
|
AF82B-00001
|
AF82B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP18
|
4AM-00001
|
4AM-9999
|
GAS/LP
|
Mitsubishi
|
FGC18K
|
AF81E-00011
|
AF81E-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP18
|
3AN-10189
|
3AN-19999
|
GAS/LP
|
Mitsubishi
|
FGC18K
|
AF81D-00011
|
AF81D-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP18
|
3AM-00001
|
3AM-99999
|
GAS/LP
|
Mitsubishi
|
FGC18K
|
AF81C-00011
|
AF81C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15K
|
ET31A-60244
|
ET31A-99999
|
GAS/LP
|
Mitsubishi
|
FGC18
|
AF81B-70001
|
AF81B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15K
|
AT31B-50001
|
AT31B-99999
|
GAS/LP
|
Mitsubishi
|
FGC15K
|
AF81E-00011
|
AF81E-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15K
|
AT31A-50001
|
AT31A-99999
|
GAS/LP
|
Mitsubishi
|
FGC15K
|
AF81D-00011
|
AF81D-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15
|
4AN-10109
|
4AN-19999
|
GAS/LP
|
Mitsubishi
|
FGC15K
|
AF81C-00011
|
AF81C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15
|
4AM-00001
|
4AM-99999
|
GAS/LP
|
Mitsubishi
|
FGC15
|
AF81B-50001
|
AF81B-69999
|
GAS/LP
|
Caterpillar / Cat
|
GP15
|
3AN-10189
|
3AN-19999
|
GAS/LP
|
Mitsubishi
|
FG30
|
AF13D-30001
|
AF13D-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP15
|
3AM-00001
|
3AM-99999
|
GAS/LP
|
Mitsubishi
|
FG25K
|
AF17C-10001
|
AF17C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC25K
|
AT82E 00011
|
AT82E 99999
|
GAS/LP
|
Mitsubishi
|
FG25K
|
AF17B-10001
|
AF17B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC25K
|
AT82D 00011
|
AT82D 99999
|
GAS/LP
|
Mitsubishi
|
FG25
|
AF17B-00001
|
AF17B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC25K
|
AT82C 00011
|
AT82C 99999
|
GAS/LP
|
Mitsubishi
|
FG20K
|
AF17C-10001
|
AF17C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC25
|
5EM 00011
|
5EM 99999
|
GAS/LP
|
Mitsubishi
|
FG20K
|
AF17B-10001
|
AF17B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC20K
|
AT82E 00011
|
AT82E 99999
|
GAS/LP
|
Mitsubishi
|
FG20
|
AF17B-00001
|
AF17B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC20K
|
AT82D 00011
|
AT82D 99999
|
GAS/LP
|
Mitsubishi
|
FG18K
|
AF31B-50001
|
AF31B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC20K
|
AT82C 00011
|
AT82C 99999
|
GAS/LP
|
Mitsubishi
|
FG18K
|
AF31A-50001
|
AT31A-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC20
|
4EM 00011
|
4EM 99999
|
GAS/LP
|
Mitsubishi
|
FG18
|
AF31-50001
|
AF31-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC18K
|
AT81E 00011
|
AT81E 99999
|
GAS/LP
|
Mitsubishi
|
FG15K
|
AF31B-50001
|
AF31B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC18K
|
AT81D 00011
|
AT81D 99999
|
GAS/LP
|
Mitsubishi
|
FG15K
|
AF31A-50001
|
AF31A-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC18K
|
AT81C 00011
|
AT81C 99999
|
GAS/LP
|
Mitsubishi
|
FG15
|
AF31-50001
|
AF31-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC18
|
3EM-00011
|
3EM-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25K
|
AT17C-10001
|
AT17C-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC18
|
2EM 00011
|
2EM 99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25K
|
AT17B-10001
|
AT17B-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC15K
|
AT81E 00011
|
AT81E 99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
6AP-00001
|
6AP-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC15K
|
AT81D 00011
|
AT81D 99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
6AN-10001
|
6AN-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC15K
|
AT81C 00011
|
AT81C 99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
6AM-00001
|
6AM-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC15
|
3EM-00011
|
3EM-99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
5AP-00001
|
5AP-99999
|
GAS/LP
|
Caterpillar / Cat
|
GC15
|
2EM 00011
|
2EM 99999
|
GAS/LP
|
Caterpillar / Cat
|
GP25
|
5AN-10001
|
5AN-99999
|
GAS/LP
|
It is often said that it is the commitment and dedication of risk-taking entrepreneurs that the marginalized people are taken out of their poverty, giving society jobs and keeping the economy healthy. One of these powerful brands that have stood the test of time would be Mitsubishi. Over the years, it has created the best solutions and engine features to the public that it’s hard already to imagine the transport industry without mentioning Mitsubishi. Today, it is a source of pride to state here that one of the best, most popular and increasingly growing forklift engines made by Mitsubishi for the world is the Mitsubishi 4G63 Forklift Engine (None Balanced).
There could be countless reasons why the reputation of this engine is reaching its current levels in terms of sales and network reach. It very well helps that this engine is masterfully developed by Mitsubishi, a company that’s been around for many years, which means it is proven by time to know how to run a successful business that doesn’t come to ruin. We may also add here that the fact that the engineers of the Mitsubishi 4G63 Forklift Engine have created this with an OHC structure means that it is aware of the best design that probably works best for forklift engines owners.
This engine has a 4 cylinder long block structure or assembly, which adds to the list of strengths it has that can greatly improve both the productivity of the forklift with the engine as well as the company that invests in the forklift with such engine model. The non-balanced version feature of this engine allows it to have an aluminum cylinder head with a valve cover linked effectively to an oil pan, as well as a series of front timing covers. Most importantly, there’s a water pump in this model that helps generate powerful fuel efficiency abilities for the forklift running it. As if the features above are not enough, it is a fascinating fact to know that many other big international brands have already almost given away their trust for this 4G63 model. One of these brands would be Caterpillar.
We should emphasize here, too, some of the important engine specs and features of the 4G63. First, everyone should know that the displacement cubic inches it has are: 122, with 2 Liters in displacement. In terms of compatibility, it would be a source of great joy for many companies to know that this can be used for gasoline, LPG, and CNG. In addition, it has a stroke unit of 3.46 and a boring unit of 3.35. Engine compression of this engine is 142 PSI, and an Idle RPM of about 600 RPM. It would not be a bad idea to also put in mind that the torque specifications of this engine would be:
Main Bearing Caps: 54-61
Rob Bearing Caps: 33-35
Cylinder Head Bolts: 65-72
There are tons of other features that will amaze even the pickiest investor, but these basic ones would be more than enough to understand the valuable options one can get in trusting the 4G63.