Heater Box J Tubes

J-Tubes-replace-stock-heater-boxes,-eliminating-heater-and-saving-weight.-Fits-most-standard-extractors.-Fits-all-Type-1-&-2-upright-engines.-Complete-with-Gaskets.-Sold-in-pairs.-3357-and-3657-are-1-1/2"-tubing.-3422-is-1-5/8"-tubing. All-Type-1-Models,-Ceramic-Coated-Pair   (SKU: 5533570)