Step 3: Loosen head bolts. Coolant pipe to cylinder head : 11 ± 1 Nm 8 ± 0. Remove vacuum hose to brake booster from intake manifold blue arrow , remove nut clamping hose to intake manifold green arrow. Loosen the cam bearing caps very gradually, take your time, it costs less than a new camshaft. Disconnect plug connection to throttle actuator. They just push back into place.
Figure 39 We are now at the part where the cylinder head bolts can be removed green arrows. Press lock and detach hose from supplementary air line. Disconnect the negative - battery cable. We provide the label for you to return the core at our expense. Start in the center and work your way outward, alternating side to side. Figure 14 When removing the clamps green arrow , use the pliers to pull the two parts indicated by red arrows together.
Place cables, still in bracket, aside. Figure 5 Remove the exhaust manifold fasteners green arrows. What is the purpose of that? Disconnect other idle valve hose from fitting between numbers 3 and 4 throttle bodies. Drawing on our experience racing these engines and seeing their common problems and failures we go through your supplied core engine and replace all wear items. This site was designed and produced solely by Pelican Parts. Loosen clamp on intake boot, remove wiring from clips on boot and remove from air box.
It's an honor to have you posting in this thread! Release screws between cylinder head and timing case cover. The ignition coil rubber boot can become stuck to the spark plug over time. Unlock connector strip with special tool in sequence 1 to 6. Installation Installation of cylinder head is described separately from removal. Vehicle models change and evolve, as they grow older, so the vehicle shown in our illustrations may vary slightly from yours.
Staying up until 3 A. Looks awesome Okay so after around 12 hours of tuning and over 60 pulls on the dyno, here is our progress so far. Apply a light coat of oil to washer contact area and thread of new cylinder head bolts. Couldn't have done it without ya. Figure 7 Locate the oxygen sensor electrical connectors at the rear of the cylinder head.
What kit would I need to complete the job? Hold the manifold close to the throttle housings. Remove splash shield below front of engine. The connector strip may break if it is removed without special tool. If the coil resists, twist it when pulling up to break it free from the spark plug. Intake manifold to cylinder head : 9 - 11 Nm 6.
The new tool is designed to be bolted to the manifold side of the cylinder head. Remove distributor cap by loosening the 8mm bolts that are securing it. The acceleration in 3rd gear is just entertaining! Disconnect accelerator cable and cruise cable if fitted, by squeezing plastic tabs together and pulling retainer from bracket blue arrow. Install the engine cooling fan and shroud. Set to the side in a safe area.
Remove nuts holding spark plug harness to valve cover, remove spark plug boots and place harness aside. Figure 72 Remove the crankshaft locking pin and the camshaft locking tools. This cylinder head is interchangeable with the 070 cylinder heads. It will take some work to break it loose. By entering this site, you agree to hold Pelican Parts free from any liability arising out of the use of any information contained within. Note: Illustration with engine removed. Many so called experts used to state the S54 motor in the E46 M3 was maxed out from the factory.