Two 1679 pistons and barrels

Looking for a 1679 barrel and piston and a 1679 barrel. Will pay cash at right price and arrange delivery or pick-up.many thanks.

 

this is 1700 type 4 ? dont think they will any good but i have 1700 type 4 used barrels and domed pistons

 

Thanks for the response, but I am looking for slot in barrels(non machine type) thanks anyway

 

Type 1 engine then ? Are they common ? as 1641 seems the norm !