No opinions?

The holes are three 4mm holes on the front, two 3mm on the back, and one 2mm facing the piston.

Would there be any advantage to increasing the prechamber flow or do they need to stay restricted?

Is it possible, or even necessary, to modify the precombustion chambers? Enlarge the openings? Coat inside with a ceramic insulating paint? Machine the injector seat to sit deeper inside? The idea is to make the air flow in/out of the prechamber more efficiently, and allow more air to be compressed ...

Sorry I can't help on your adjustment.

Can a modified M pump from a non-turbo OM617 work well on a turbo 617 without an ALDA? I'm installing a VNT turbo this weekend so low end smoke should not be too much of a problem, I hope.

Installing a pyrometer should be your #1 priority.

The stage 2 should be able to hold far more torque than the tranny could hold. Expensive, but pure Kevlar friction material would be worth it. Spec Clutch Kit Stage 2 - Mercedes 240D 1968 - 1983 (2.4L) $440.68 http://optionimports.com/se252-819.html Spec Clutch Kit Stage 2+ - Mercedes 240D 1968 - 19...

There is a seller on eBay that sells performance clutches. Follow to his website and you will find everything from OEM strength to all-out race clutches that work for our engines (Yes, a 240D clutch will work with a 300D). http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&ih=018&sspag...

http://www.mercedesshop.com/Wikka/OM617CalToFed

It's an easy parts swapping job to convert a Kalifornia emissions car to Federal emissions.

There is no specific model, year, location, or vin numbers for which the KKK was used insted of the Garrett. They installed them as they were recieved for stock. It's completely random. The K26 and T3 are very different animals. The K26 spools faster but poops out and becomes restrictive on the high...