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What Lehman does for 380 HP



The present motor in my 91 200 came directly from H. Lehman it is a 3B.
With the following.  Outside the motor are in no particular order RS2
injectors, turbo, exhaust manifold and modified electronics (Motronix).

The head is been reworked with cams, valves,porting...  The combustion
chamber is reworked and the pistons are changed for lower combustion. Rods
and I believe wrist pins are different (stronger?).  A lot of what was done
is secretive (he would not tell me the specifics).

We have reworked the oil pan and added baffling to keep the oil at the pick
up.  The motor has a scant 10,000 miles on it and burns no oil with street
use between changes.

The motor in its present form produces up to 34 lb boost max but I only run
this boost on the track with Powermist or racing (unleaded) gas.  For the
street I run lower boost (different Motronix and chip set).

Many have seen the car at the glen and I will have it at Lime Rock with the
Quattro club later this week.  

Jeff Donnelly 91 200 TQ avant (Dragon Wagon)