Engine Bottom End

Match it! Select the correct answer from the pull down...Good luck!

Tech A says crankshaft bearings are split in two parts, each with a tang that fits into the bearing saddle cap. Tech B says a thrust bearing is used to limit end play movement of the crankshaft. Who is correct?

A typical dry sleeve is held in place by an _____________ with the cylinder walls.

Tech A says crankshafts are a one-piece casting or forging. Tech B says crankshafts can be machined out of billet. Who is correct?

Tech A says an oil hole in the main bearing saddle allows oil from the oil gallery to lubricate the main bearings. Tech B says bearings can be undersized or standard and are generally either trimetal or bimetal. Who is correct?

Pistons can be coated with which of the following?

Tech A says all main bearings and rod bearings are held in place by what is called bearing crush. Tech B says each main bearing receives its own oil under pressure from the oil hole in the main bearing saddle. Who is correct?

Tech A says heavy-duty and performance crankshafts do not use the nitridization process, which takes longer and is more costly. Tech B says most crankshafts use induction-hardened journal surfaces to give good wear qualities. Who is correct?

Piston compression rings must have proper?