Given biodiesel's propensity to degrade natural rubber, some fuel lines and other components may need to be replaced with synthetic materials. Generally these vehicles are pre-1994 models.
Sundays Energy sells high-quality Viton tubing in 6-inch increments for just this purpose.
Tube #1: 1/8" inner diameter and 1/4" outer diameter
Cost: $1.99 per 6-inches of tubing. To figure out how much to order, divide the total number of inches you need by 6 and enter the rounded-up number in the "quantity" field. For example, if you need 16 inches of tubing, enter "3" in the quantity field.
Price: $1.99
