Patent ID: 7222600

Claim:
An intake system of a multi-cylinder engine provided with first and second cylinder banks each comprised of a plurality of cylinders, provided with a surge tank arranged at a position higher than cylinder heads of said multi-cylinder engine when said intake system is attached to said multi-cylinder engine and with pluralities of intake tubes communicating with the surge tank and intake ports of said multi-cylinder engine; the intake tubes being split into a first group of intake tubes communicated with the intake ports leading to the first cylinder bank and a second group of intake tubes communicated with the intake ports leading to the second cylinder bank; each intake tube of the second group is connected to the surge tank at a higher position than the intake tubes of the first group, the intake tubes of the second group toward a front side of a vehicle are connected to the surge tank at a lower position than the intake tubes of the second group toward a rear side of the vehicle.