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 MANUALSACURA2008RL V6-3.5LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSGENERAL SPECIFICATIONS
2008 Acura RL V6-3.5L
General Specifications
2008 Acura RL V6-3.5LSECTION General Specifications
Surface Variation
Cylinder Bore
Cylinder-to-Piston Clearance
Crankshaft
Journal Taper
Standard (New) 0.005 mm (0.0002 in.) max.
Service Limit 0.010 mm (0.0004 in.)
Main Bearing
Connecting Rod
Normal Bore Size 58.0 mm (2.28 in.)
Rod Bearing Clearance
Rod Bearing
Torque the bolts (B) 20 N-m (2.0 kgf-m, 14 lbf-ft) +90°
Piston
Piston Ring
Piston Ring End-Gap
Top Ring
Standard (Now) 0.20 - 0.35 mm (0.008 - 0.014 in.)
Service Limit 0.60 mm (0.024 in.)
Second Ring
Standard (New) 0.40 - 0.55 mm (0.016 - 0.022 in.)
Service Limit 0.70 mm (0.028 in.)
Oil Ring
Standard (New) 0.20 - 0.70 mm (0.008 - 0.028 in.)
Service Limit 0.80 mm (0.031 in.)
Crankshaft Pulley
Torque 64 N-m (6.5 kgf-m, 47 lbf-ft) +60°
Cylinder Bore
Cylinder-to-Piston Clearance
Crankshaft
Journal Taper
Standard (New) 0.005 mm (0.0002 in.) max.
Service Limit 0.010 mm (0.0004 in.)
Main Bearing
Connecting Rod
Normal Bore Size 58.0 mm (2.28 in.)
Rod Bearing Clearance
Rod Bearing
Torque the bolts (B) 20 N-m (2.0 kgf-m, 14 lbf-ft) +90°
Piston
Piston Ring
Piston Ring End-Gap
Top Ring
Standard (Now) 0.20 - 0.35 mm (0.008 - 0.014 in.)
Service Limit 0.60 mm (0.024 in.)
Second Ring
Standard (New) 0.40 - 0.55 mm (0.016 - 0.022 in.)
Service Limit 0.70 mm (0.028 in.)
Oil Ring
Standard (New) 0.20 - 0.70 mm (0.008 - 0.028 in.)
Service Limit 0.80 mm (0.031 in.)
Crankshaft Pulley
Torque 64 N-m (6.5 kgf-m, 47 lbf-ft) +60°
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.