BRAND
PIRELLI
MODEL
SMZ
TYPOLOGY
two stage
CONFIGURATION
one hose
FIRST STAGE
piston mod. SRB 3901 - Int connection - not revolving yoke
SECOND STAGE Ø mm
…. - down stream - mod. 3902 - white and blue label
HOSE
right
TOTAL WEIGHT g
-
SPECIAL FEATURES
balanced first stage - increased exhaust valve
NOTE
produced by CIRIO SUB for Pirelli - supplied in a cardboard box
COUNTRY OF ORIGIN
Italy
YEAR OF PRESENTATION
1972
SOURCE
Maurizio Baldinucci collection