The engine has aluminum DOHC 16-valve cylinder head with variable valve timing system VVTi on the intake camshaft only. The 2AZ uses a timing chain to rotate camshafts. There are no hydraulic lifters. The adjustment of valve clearance is required every 60,000 miles (100,000 km). These two engines are almost identical expect the displacement.
The 16-valve 1.8-liter straight-4 produced 139 PS (102 kW; 137 bhp) or 56.7 kW/liter, almost 25% up from the 45.6 kW/liter for the previous 8-valve Golf GTI engine. The GM Quad 4 multi-valve engine family debuted early 1987. The Quad 4 was the first mainstream multi-valve engine to be produced by GM after the Chevrolet Cosworth Vega. The NA
ENGINES SKYACTIV®-G 2.5 DOHC 16-valve 4-cylinder engine (Sport, Touring) 187 hp @ 6,000 rpm 186 lb-ft of torque @ 4,000 rpm SKYACTIV-G 2.5 Dynamic Pressure Turbo engine (Grand Touring, Grand Touring Reserve, Carbon Edition and Signature) 250 hp @ 5,000 rpm (with 93 octane fuel) 227 hp @ 5,000 rpm (with 87 octane fuel)
2003 Mazda Protege Specs, Equipment, Information Engine Specs Mazda Protege - Transmission Specs Mazda Protege - Capacities ZMD 1.6L DOHC 16-valve I-4: ZMD 1
How many cylinders, 2007 Mazda 3.7 DOHC V6 (273 Hp)? 6, V-engine: What is the drivetrain, Mazda CX-9 I SUV 2007 3.7 DOHC V6 (273 Hp)? All wheel drive (4x4). Internal Combustion engine. How long is this vehicle, 2007 Mazda CX-9 SUV? 5074 mm 199.76 in. How wide is the vehicle, 2007 Mazda CX-9 SUV? 1936 mm 76.22 in. The 1.6-liter 8-valve Mazda B6 or B6-E engine was assembled by the company from 1985 to 1994 and installed on various modifications of the 323 model and its Japanese version of the Familia in the back of the BF‑BG. Also, this motor was installed on the second generation Ford Laser and a similar Mercury Tracer. ihwSt. 311 360 244 161 211 148 68 454 493

mazda dohc 16 valve engine specs