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 MANUALSNISSAN-DATSUN2003FRONTIER 2WD L4-2.4L (KA24DE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONS
2003 Nissan-Datsun Frontier 2WD L4-2.4L (KA24DE)
System Specifications
2003 Nissan-Datsun Frontier 2WD L4-2.4L (KA24DE)SECTION System Specifications
Cylinder Block
Piston, Piston Ring and Piston pin
PISTON
PISTON PIN
PISTON RING
Connecting Rod
Crankshaft
Bearing Clearance
Available Main Bearing
STANDARD
UNDERSIZE (SERVICE)
Available Connecting Rod Bearing
STANDARD
UNDERSIZE (SERVICE)
Connecting rod bearing nuts
Step 1: 14 - 16 Nm (1.4 - 1.6 kg-m, 10 - 12 ft. lbs.).
Step 2: 60° to 65° degrees clockwise [38 - 44 Nm (3.9 - 4.5 kg-m, 28 - 33 ft. lbs.)]
Main bearing cap bolts: 46 - 56 Nm (4.7 - 5.7 kg-m, 34 - 41 ft. lbs.)
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.