BRIGGS & STRATTON CARBURETOR FOR 7 & 8 HP ENGINES REPLACES 390323 TROYBILT NEW Brand New Replacement Carburetor with Gasket Fits: BRIGGS & STRATTON 390323 & 394228. 7 & 8 & 9 HP HORIZONTAL ENGINES Fits Part Number: 170401 170402 170412 170417 170431 170432 170435 170437 170452 170457 171431 171432 171437 171452 171457 190400 190401 190402 190403 190404 190406 190407 190412 190413 190415 190416 190418 More Part Numbers: 190431 190432 190434 190435 190436 190437 190451 190452 190457 190492 190493 194402 194412 194415 194417 195412 195415 195422 195423 195431 195432 195435 195436 195437 195451 195452 195456 195457 Same day shipping on all orders placed before 1 pm (EST)!