Brand new o-rings to rebuild Novarossi / Nova Engines .21, .24, or .28 crankcase.

Compatible with Nova Engines .21 & .24 crankcases. B3, B5, G5, G9, R9, T6

Includes the following-

1 Backplate o-ring - Novarossi part # 14001/ Nova Engines part # NVE1602002
1 Carb throat o-ring - Novarossi part # 14002 / Nova Engines part # NVE1602004
2 Carb clamp o-rings - Novarossi part # 19000 / Nova Engines part # NVE1602012

Keep your Novarossi and Nova Engines nitro running properly and replace those old o-rings ! 

A metal dental pick is recommended for removal and installation.