Car engine
From Cantr II Wiki
The car engine must be built in many land vehicles to make them work. There are two types of car engine. Two entries appear in the manufacturing menu; they are often called car engine A and car engine B. They can be built in the same vehicles but have different effect.
Car engine A
Days needed: 5
Raw materials needed:
Tools needed: screwdriver, pincers
Extra speed: 1.0
Car engine B
Days needed: 7
Raw materials needed:
Tools needed: screwdriver, pincers
Extra speed: 1.1