About
About
DDM 1 Inch Tall Velocity Stack, with Gasket
30.5mm center to center bolt hole spacing. Longer intake tract for improved performance. 1" height. Diameter is 1.75" (44mm). Inner hole is .75" in diameter.
Fits Zenoah and Chung Yang motors with Walbro WA / WT / WYK style carburetors.