There is a picture of the oil cooler under the bumper on Alan's 16 valve page .

Be sensitive to the throttle binding when under boost. A new TB ($350) did not solve the problem for me. I am converting to a Mustang 5.0L TB and an SDS
engine management system to solve my throtle problems.

__________________
Jim Villers
190SL, 230SL 5-speed, 95 E320 Wagon, 01 E320 Wagon, MGB, Boxster 'S', 190SL "Barn Find"