Today at Atelier Kaz - ex-Honda R&D, F1, Indy/CART engineer

Before backing off the valve clearance adjuster,
I always check the current clearance.

On this engine, I was quite surprised to see imbalance of
compression data between the cyl on such low mileage and
late model NSX so decided to measure the existing clearance
even more carefully.

#1 IN: 0.19mm, 0.19mm just at the limit
#1 EXH: 0.21mm, 0.21mm just at the limit

#2 IN: 0.16mm, below 0.15mm too tight ...

Updated 23-02-2014 at 02:38 PM by Kaz-kzukNA1

Tags: cam seal cap, cam seal disc, cam shaft disc, cam shaft disc seal, cam shaft seal cap, crank seal, crk/cyl sensor, liquid gasket, valve clearance, water pump

Categories

TB/WP/Valve Service

Wow, what a mess around the rear bank cam shaft seal disc.




Proof of the old original WP design from the factory.
You can no longer get this design for the WP as well as for the
TB lower cover. ...

Tags: cam disc, cam disc seal, cam seal disc, eng removal, engine removal, oil cooler, tb lower cover, water pump

Categories

Eng Refresh Stage 1 + LMA

Time to install the camshafts.





New O-ring under #1 cam holder.






...

Tags: cam disc, cam disc seal, cam holder, cam seal disc, cam shaft, camshaft, liquid gasket

Categories

Eng Refresh Stage 1 + LMA

I don’t say it’s the same everywhere in UK but from
what I saw in the past, full service history means
almost nothing to me.

Even with lots of stamps on the service log book,
I always find lots and lots of issues on UK based NSX.

The front valve cover and the seal were not installed properly. ...

Tags: cam seal disc, cam shaft cap, timing belt, valve cover, valve cover gasket, vtec spool valve, water pump

Categories

Eng Refresh Stage 1 + LMA

Started the re-assembly process.








New O-ring under the #1 cam holder at each bank.












...

Tags: belt tension, cam disc, cam gear, cam holder, cam seal, cam seal disc, holder plate, oil seal, timing belt, water pump

Categories

TB/WP/Valve Service