LING'S SHOP Petrol Snap in Primer Fuel Bulb Pump for Stihl / Weed Eater / McCulloch / Ryobi Echo (1) Fit -WALBRO WT-23A, WYJ-33, WYJ-34, WYJ-45, WYJ92, WYJ-94and WYJ-86 carburetors McCULLOCH EAGER BEAVER 282 287 28 297 327BC 32BCS 285 282, SILVER EAGLE 28 32 2818, 4600 5000 3020 4700 2012 3200 3210 3214 3216 3200 3205 3336 HOMELITE 01183, UP04033,25AV, 27AV, CS50, CS40, CS4018, CS5020, 250, 300, 20, 23, 20AV, 23AV, 33 McCULLOCH PRIMER BULB PUMP 3200 MAC 17 19 22 2816 328 28 282 3227 327B 32BC 2817 RYOBI PRIMER BULB 700RV 704R 725R 720R 750R 775R 765R 780R 790R