Control values, pressure

CONTROL VALUES (PRESSURE)

		B205E	B235E/R
Compression ratio		8.8:1	9.3:1
Compression, maximum variation between cylinders	bar	2.0	2.0
Nominal compression	bar	12	14

Fig 1: Identifying Piston (B235E/R)

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Fig 2: Identifying Piston (B205E)

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Piston types

PISTON DESCRIPTION

Engine		R	phi	A	H
B205E	mm	74	28.65	1.4	56.2
B235E/R	m	50	70	3.8	56.9

Classification of pistons and cylinder bores

The piston classification is stamped on the piston crown roof. The piston classes for service are B

First oversize (+0.5)

Second oversize (+1.0)