Useful information from Paruzzi magazine and from our YouTube channel :
air filter preheating It seems to be a natural part of your air-cooled engine, but the air filter plays a crucial role, it's like breathing in a human being. The carburettor is tasked with mixing petrol with air to deliver a flammable mixture. Petrol alone is not a good fuel. That requires oxygen and not just a little bit of it.
Engine overhaul - video 09 the fuel pump We will disassemble and reassemble the mechanical fuel pump from a VW Type 1 engine with carburetor in this video. The electric fuel pump is discussed in another video. The fuel pump pushrod and the fuel pump flange get extra attention in this video.
Engine overhaul - video 20 pushrod tubes With the cylinder heads out of the way, you can install standard pushrod tubes. But, disassembling the cylinder heads means replacing the gasket between cylinders and crankcase.
Engine overhaul - video 08 ignition time of cylinder 1 In this video we will determine the ignition timing of cylinder 1. This mark will be needed to correctly position the distributor drive shaft during assembly, as well as for ignition advance adjustment once the Type 1 Volkswagen engine is rebuilt.
Engine overhaul - video 17 assemble cylinder heads In this video, we show you how to assemble the cylinder heads of a VW Type 1 engine, and what to pay particular attention to.
Engine diagnostics - video 04 part 1 valves and valve springs In video 16 of the engine overhaul series, we disassembled the valves and valve springs.
Not all of the cylinder heads we showed were in good condition, this does not mean that all parts need to be replaced. After a thorough diagnosis, it will show if the valves and valve springs are still reusable. This video discusses valve and valve spring diagnosis. It consists of four parts.
Engine diagnostics - video 02 rockers and rocker arm In video fourteen of our engine overhaul video series, we disassembled and reassembled the rocker arms and rocker shaft. We will diagnose the rocker arms and rocker shaft in this video. Additional attention will be paid to the adjusting screws and adjusting nuts.
Engine adjustment - video 02 adjusting the rocker arms In the first video of this series, we adjusted the valve clearance. In addition to the valve clearance, the position of the rocker arm relative to the valve stem, is also a very important setting. If a rocker arm is not positioned correctly, it can be adjusted, which is called shimming.
Engine overhaul - video 13 replacing the crank seal During a complete engine overhaul, you will need to replace the crank seal. But replacement may also be necessary, when you discover an oil leak behind the flywheel, which will impair the operation of the clutch. We show in this video how to disassemble and reassemble the crank seal.
Engine adjustment - video 01 valve clearance The valve clearance is the first thing to check when adjusting an engine. If the valve clearance is not adjusted properly, then adjusting for example, the ignition, or the carburetor, will do little good. In this video we will show you how to adjust the valve clearance.