Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA20034 RUNNER 2WD V6-4.0L (1GR-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYCONNECTING ROD, ENGINE
2003 Toyota 4 Runner 2WD V6-4.0L (1GR-FE)
Connecting Rod, Engine
2003 Toyota 4 Runner 2WD V6-4.0L (1GR-FE)SECTION Connecting Rod, Engine
Connecting rod thrust clearance
Standard 0.15 - 0.30 mm (0.0059 - 0.0118 inch)
Maximum 0.35 mm (0.0138 inch)
Connecting rod oil clearance
Standard 0.026 - 0.046 mm (0.0010 - 0.0018 inch)
Maximum 0.066 mm (0.0025 inch)
Connecting rod out-of alignment
Maximum 0.05 mm (0.0020 inch) per 100 mm (3.94 inch)
Connecting rod twist
Maximum 0.15 mm (0.0059 inch) per 100 mm (3.94 inch)
Connecting rod bushing inside diameter 22.005 - 22.014 mm (0.8663 - 0.8667 inch)
Connecting rod bolt diameter
Standard 7.2 - 7.3 mm (0.283 - 0.287 inch)
Minimum 7.0 mm (0.276 inch)
Connecting rod cap x Connecting rod
1st 25 Nm (250 kgf-cm, 18 ft. lbs.)
2nd Turn 90 degrees
Standard 0.15 - 0.30 mm (0.0059 - 0.0118 inch)
Maximum 0.35 mm (0.0138 inch)
Connecting rod oil clearance
Standard 0.026 - 0.046 mm (0.0010 - 0.0018 inch)
Maximum 0.066 mm (0.0025 inch)
Connecting rod out-of alignment
Maximum 0.05 mm (0.0020 inch) per 100 mm (3.94 inch)
Connecting rod twist
Maximum 0.15 mm (0.0059 inch) per 100 mm (3.94 inch)
Connecting rod bushing inside diameter 22.005 - 22.014 mm (0.8663 - 0.8667 inch)
Connecting rod bolt diameter
Standard 7.2 - 7.3 mm (0.283 - 0.287 inch)
Minimum 7.0 mm (0.276 inch)
Connecting rod cap x Connecting rod
1st 25 Nm (250 kgf-cm, 18 ft. lbs.)
2nd Turn 90 degrees
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.