Lister TR1 air cooled Diesel, 1 cylinder, 775cc

No oil seals but includes valve stem seals. Equates to 657-33091

Weight of set and packing approximately 540g Pack size 310 x 430 x 40

The manufacturer recommends that the TR1 engine is overhauled after 6000 hours, including the replacement of all joints and seals. This proceedure will require a full gasket set.