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“With [Engine] Pack 07, you will add the Inlet and Exhaust Valves to the Left Cylinder Head of your NISSAN GT-R (R35) Engine.”
Instructions for Engine Packs 7-10 (Digital Version – click to download PDF)
The Engine Valves
Retrieve your Left Cylinder Head assembly from the previous pack. Slide the six Exhaust Valves into these holes of the Left Cylinder Head.
The Intake Valves and Exhaust Valves may look similar, but the Exhaust Valves are the ones with the larger valve heads:
To temporarily hold my valves in place for this step, I just covered them with a piece of clear tape:
Turn the head over and slide six Valve Springs over the exposed stems of the Exhaust Valves:
Secure the Valve Springs into place on the Exhaust Valves with six (6) RP screws.
The tape I used earlier actually helps keep these valves from spinning around while we tighten the screws:
In the same way as with the Exhaust Valves, Slide the six Intake Valves into these holes of the Left Cylinder Head:
As before, I temporarily held these valves in place with a piece of clear tape:
Turn the head over and slide six Valve Springs over the exposed stems of the Intake Valves:
Secure the Valve Springs into place on the Intake Valves with six (6) RP screws:
Push the Tappets onto the screw heads of the each valve screw head, as shown. These are just a press-fit connection:
More moving parts! I wonder if we will have to time these valves to the Crankshaft?
Engine 8 – Right Cylinder Head