Similar in appearance to the original 3 1 l dual-ports introduced on the Type 3, the 040 has 35.5mm inlet and 32mm exhaust valves as stock ... The a#39;Fa#39; head was the universal replacement supplied by Volkswagen for all 34bhp engines. ... Introduced in 1968 for the Type 3 models, the dual-port heads first appeared with the part number 311 101 355D and have the 35.5mm inlet and 32mm exhaust valves.
|Title||:||Aircooled VW Engine Interchange Manual : The User's Guide to Original and Aftermarket Parts...|