Which of the following features would be required in an aluminum alloy, trunk type piston when used in a commercial diesel engine application?
A) full floating wrist pin
B) ring groove insert (Ni-Resist)
C) chromed pin boss
D) tin plating

Question

Quizplus · Accepted Answer

Ring groove inserts, such as those made from Ni-Resist, are required in aluminum alloy pistons for commercial diesel engines to withstand the high temperatures and pressures, and to prevent groove wear.

Which of the Following Features Would Be Required in an Aluminum