Wholesale Isuzu 4JG2 and 4JG2T crankshaft replacement for 3.1L diesel engines. Features high-grade cast iron construction to replace OEM 8-97023-182-1 for Trooper and forklift fleets. Global shipping.
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The Isuzu 4JG2 engine crankshaft (OEM: 8-97023-182-1) is a high-durability cast iron component designed for 3.1L diesel applications.
It offers a precision match for Isuzu Trooper, Bighorn, and Rodeo vehicles, as well as industrial TCM and Hyster forklifts, ensuring stable rotation under heavy load.
Bulk wholesale stock ready for immediate international shipping.
Restore the legendary durability of your SUV or light truck with a precision-engineered replacement Isuzu 4JG2 Crankshaft. Designed for the powerful 3.1L overhead valve diesel engine, this component is the definitive solution for rebuilding engines that have suffered from high-mileage wear, bearing fatigue, or crankshaft scoring. An engine rebuild centered on this robust shaft ensures your vehicle’s powertrain returns to its original standard of reliability and torque delivery.
This engine shaft is manufactured to honor Isuzu’s global reputation for “Diesel Powertrain Expertise” and reliability. Constructed from high-grade ductile cast iron and dynamically balanced to strict specifications, it is designed to withstand the demands of both naturally aspirated and turbocharged 4JG2T applications. It is the trusted choice for iconic vehicles like the Isuzu Trooper (Bighorn), Isuzu Rodeo (Campo), and various N-Series trucks, providing a cost-effective yet high-quality repair solution.
| Technical Feature | Detailed Specification |
|---|---|
| Engine Series | Isuzu 4JG2 / 4JG2T (3.1L 4-Cylinder) |
| OEM Part Number | 8-97023-182-1 / 8970231821 / 8-97023-182-0 |
| Casting Material | High-Strength Ductile Cast Iron |
| Surface Treatment | Induction Hardened & Micro-Polished Journals |
| Vehicle Fitment | Trooper, Bighorn, Rodeo, Opel Monterey |
| Industrial Fitment | TCM Forklifts, Hyster Forklifts, Gen-sets |
Ruich Value is your global partner for a comprehensive range of Isuzu diesel engine crankshafts. From the ubiquitous 4J series to larger commercial engines, we supply the durable core components you need.
Category coverage: Isuzu 4JB1 & 4JH1 Crankshafts; 4HF1 & 4HG1 Series Cranks; 6BD1 & 6BG1 Engine Shafts.
| Model | Model | Model | Model |
|---|---|---|---|
| 4HF1 | 4BG1 | 4ZD1 | 6BG1 |
| 4HG1T | 4FC1 | 4ZA1 | 6HE1 |
| 4HK1 | 4JA1 | 4ZB1 | 6HK1 |
| 4HE1T | 4JB1/4JB1T | 4BD1 | 6SD1 |
| 4BA1 | 4DA1 | 4JJ1 | 6WA1 |
| 4BC2 (DB33) | DH100 | G161 | 6WG1 |
| 4JG1 | C223 | 6BB1 (NEW) | 6HH1 |
| 4JG2 | C240 | 6BB1 (OLD) | 6QA1 |
| C190 | 600P | DB58 | 10PC1 |
| 4BB1A | 4ZE1 | 6BF1 | 10PB1 |
| 6BD1 | 10PE1 | 4BE1 | 12PD1 |
| 6SA1 | 10PD1 | 12PC1 |
Customized/billet crankshaft development based on drawings or samples is also possible.
Q1: Is the crankshaft the same for the naturally aspirated 4JG2 and the 4JG2T turbo engine?
A: Yes, in most standard applications, the crankshaft body for the 3.1L 4JG2 and the turbocharged 4JG2T is identical (OEM 8-97023-182-1). Both utilize the same journal dimensions and stroke to maintain engine timing and balance.
Q2: What are the main bearing bolt torque specs for the Isuzu 3.1L engine?
A: For the Isuzu 4JG2 engine, the main bearing cap bolts should be tightened to approximately 167 Nm (123 lb.ft). Always use a spiral tightening sequence starting from the center bearing to ensure proper crankshaft alignment and rotation.
Q3: Why choose a cast iron crankshaft for a 4JG2 rebuild?
A: Ductile cast iron is the OEM specification for the 4JG2 series. It offers excellent vibration damping and cost-efficiency for industrial forklift and passenger vehicle applications where extreme high-RPM racing stress is not the primary concern.
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