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 MANUALSHONDA2009S2000 BASEREPAIR AND DIAGNOSISENGINE MECHANICALMECHANICALCYLINDER HEADROCKER ARM ASSEMBLY INSTALLATION

2009 Honda S2000 Base

Rocker Arm Assembly Installation

2009 Honda S2000 BaseSECTION Rocker Arm Assembly Installation

Make sure the crankshaft pulley is at top dead center (TDC). Align the TDC mark (A) on the crankshaft pulley with the pointer (B) on the chain case.

Fig 1: Aligning TDC Mark On Crankshaft Pulley With Pointer On Chain Case
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Insert the bolts (A) into the rocker shaft holder, then install the rocker arm assembly (B).

Fig 2: Installing Rocker Arm Assembly
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Check the alignment of the TDC marks (A) on the cam chain sprocket with the cylinder head surface.

Fig 3: Aligning TDC Marks On Intake Camshaft Gear And Exhaust Camshaft Gear
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Align the TDC marks (B) on the intake camshaft gear (C) and the exhaust camshaft gear (D), and install the camshafts.
Apply new engine oil to the bolt threads of all the camshaft holder bolts.
Put the camshaft holders on the cylinder head, then tighten all bolts to 22 N.m (2.2 kgf.m, 16 lbf.ft). To prevent damaging the camshafts, tighten the bolts two turns at a time, in the sequence shown.

Fig 4: Identifying Tightening Sequence Of Camshaft Bolts
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Adjust the valve clearance (see VALVE CLEARANCE ADJUSTMENT ).
Install the cylinder head cover (see CYLINDER HEAD COVER INSTALLATION ).

RENDER: 1.0x

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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.