Adapters Sizes 1：1.96 in/ 5 cm. Adapters Sizes 2: 2.4 in/ 6 cm. Adapters Sizes 3: 3.9 in/ 10 cm. Adapters Sizes 4: 6.7 in/ 17 cm. Universal for most standard carburetors. Crankshaft Water Pump Pulley Kit Triple Groove fit For Chevy 283-350 Aluminum.
Motorcycle Carb Synchronizer Balancer Tool Kit w/ 4 Gauges & Universal Adapters
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