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ENGINE 273 MPFI

95

ENGINE

GENERAL DESCRIPTION

Cylinder Head & Valve Train

The cylinder head is made of cast aluminium alloy and has two combustion chambers arranged inline. Each

combustion chamber has an intake and an exhaust ports.

A single overhead camshaft driven by the crankshaft through the timing belt .

The cam shaft has four cams, and each cam operates the intake or exhaust valve through tappets. The valve

lash can be adjusted with the help of selective shims

Schematics Valve Train

Valve Timings (at 0.1 mm valve lift)

Inlet opens at 15

°

B.T.D.C.

Inlet closes at 45

°

A.B.D.C.

Exhaust opens at 47

°

B.B.D.C.

Exhaust closes at 13

°

A.T.D.C.