What size the frost plugs (block plug) in a 91 diesel? - IDI Engine - VWDiesel.net The IDI, TDI, and mTDI source.

• What size the frost plugs (block plug) in a 91 diesel? by maxt on 18 Nov, 2006 17:58
• Need to buy a plug, but cant figure out what size i need...any help appreciated.!
• #1 by myke_w on 19 Nov, 2006 12:13
• IIRC they are 36.5 mm