. Because the increase is small, it doesn't require machining the engine case, making it an easy drop-in upgrade during a rebuild. Why Choose 1641?
per side doesn't sound like much, it increases displacement from vw-1641-motor
(e.g., Dual IDF/HPMX or dual Kadron carbs) makes a massive difference over the stock single carb. Upgraded Exhaust: A merged header/quiet pack system. ⚠️ The "Thin Wall" Myth . Because the increase is small
thin-wall cylinders are perfectly safe for street driving, commuting, and touring. it increases displacement from (e.g.
Share your planned setup (cam/carb) in the comments! If you are planning to build one, I can help with: Recommended carb setups (dual vs. single) Camshaft choices for torque vs. top speed Where to find the best-priced kits