Replacement carburetor diaphragm kit compatible with Tecumseh small engines including AV520, H30, and LAV40 models—ideal for snow blowers, tillers, and other outdoor power equipment.

Description

Fits: Tecumseh AV520, H30, LAV30, LAV40, V50, H22 till 35 HS-40, 1400 and 1500
Toro S-200 and S-620
Jiffy Ice Auger Model 30 & 31
Replaces OEM
Tecumseh: 630978, 631069
Tecnamotor 2391.0004
Rotary 1427
Stens 530-204

If replacing Diaphragm and Gasket 630978, you may want to replace the Needle Valve & Seat assembly, find it in the link bellow 
https://www.greendadeoutdoor.com/products/float-valve-kit-tecumseh-630932a?variant=50219283334

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