Porsche H6 means Porsche Flat-6 Cylinder Engine
The answer will depend on what 19b4 and h6 are.
your h6 has a timing chain
Benzene
H6 tolerance for 95 mm hole is +0.022/0
( H6 ) - is a 3.73 limited slip differential on a Ford truck / SUV
Benzene
( H6 ) - is a 3.73 limited slip differential on a Ford truck / SUV
+19/-0 micrometres for H6 over 50mm up to 80mm dia
A number of tags only have one letter, like <b> or <i> or <p> or <u>.
Porsche uses different internal numbers for the turbo models, the following are what they have; 924 Turbo = 931 944 Turbo = 951 911 Turbo = 930 The 930 line stopped in 1989, Porsche got away from the different internal numeration for turbo and non-turbo models. "911" is the generic term for Porsche's iconic rear-engine sports car. The internal numerical designation for the present model is 997, and Porsche now applies that designation to both Turbo and non-Turbo models. ------------------------------------------------------------------------------------- The 930 is the generation of which 911 you have.
the 3.0 h6 has a chain,it doest need changing
not equal.......