By Brett Foote - March 10, 2015 This article applies to the Honda Civic/Del Sol (1992-2000). Microsoft project training manual. Both the D16Z6 and D16Y8 motors were readily available in various Honda models for quite some time. Both have their own unique specifications, meaning that both also have their advantages and disadvantages. Whether you are researching an engine swap or simply looking to purchase the right model for your application, it is important to understand these specs. There is a wide range of opinions on which option is best for a performance build.

• Honda D16y8 Engine Complete
• Honda D16y8 Performance

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Both have similar stock specs in regards to horsepower and torque, but they peak at different ends of the power band. Both feature different compression ratios and various differences in the flow of their cylinder heads. There are other, more myriad differences, such as the thickness of the head gaskets. Strength of the connecting rods varies as well, but the addition of aftermarket parts can compensate for this.

Kenworth t660 radio manual. In addition, the flow of the two engines' intake manifolds and strength of the blocks varies by a considerable amount. While many of these parts can also be interchangeable, we are going to take a deeper look at what sets these two engines apart. Horsepower and Torque The D16Y8 engine is a 1.6 liter, 16 valve, SOHC VTEC that produces 127 horsepower at 6,600 RPM and 107 lb-ft of torque at 5,500 RPM in stock form. The engine redlines at 6,800 RPM and has a rev limit of 7,200 RPM. In contrast, the D16Z6 VTEC produced 125 horsepower at 6,600 RPM and 106 lb-ft of torque at 5,200 RPM.

The Z6 had a higher redline of 7,200 RPM and a fuel cutoff of 7,400 RPM. The Z6 features more usable power at the low end, whereas the Y8 produces more of its power at the top end. A turbocharged D-series Honda engine. Cylinder Heads and Compression Compression ratios differ between the two engines. The Z6 has a 9.2:1 compression ratio compared to the Y8, which has a 9.6:1 compression ratio.

Honda D16y8 Engine Complete

Honda D16y8 Performance

The Z6 cylinder head flows better than the Y8, but neither is ideal in factory condition. One of the most beneficial mods that can be made to either engine is a good port and polish to extract more power. A Honda D-series cylinder head. Other Engine Component Differences The Y8 engine features a thinner head gasket than the Z6, as well as an intake manifold with larger and shorter runners.