Description
Replacement Accelerator Pump Diaphragm, Older Style for IDF with Roller Cam Style Linkage. Sold each.
Accelerator pump diaphragm for early Weber 40, 44 & 48 IDF with larger push pin for roller cam style linkage
Note: Before purchasing this product, you must identify if the IDF carb has an early or late-style accelerator pump drive mechanism. The early design has a roller cam style, and the latter uses a spring-loaded pushrod.