What's the difference between AJR engine and ANQ engine?

Because AJR has 8 valves, ANQ has 20 valves, AJR engine has only one camshaft, and ANQ has two camshafts.

2. Different parts

Most parts of AJR engine are the same as Jetta King 8 valve, and ANQ is the same as Jetta King 20 valve engine.

3. Intake valve and exhaust valve are different.

AJR engine adopts 7mm intake and exhaust valves, and ANQ is 6 mm; Therefore, the intake valve and exhaust valve, valve oil seal, valve guide, valve top cup and valve spring are all different.

4. The camshaft chain structure of the engine is different.

There is a side pad under the camshaft chain tensioner of ANQ engine to prevent oil leakage, but this AJR does not.

5. The crankshaft rear oil seal is different.

The crankshaft rear oil seal of AJR engine is slightly smaller than that of ANQ engine.

6. Fasteners and machine foot glue are completely different.

Because the AJR engine is relatively small, there are only three machine pads under it, while the ANQ engine has four.