Plano Power Equipment parts reference page.

Engine Model Series	350400	350700	351400	351700	40A700	400400	400700	401400	401700	402400
Cartridge Filter	394018	394018	394018	394018	394019	394018	394019	394018	394019	394018
Precleaner	271271	271271	272490	272490	271271	271271	271271	271271	271271	271271
Diaphragm	-	-	-	-	270988 (fuel Pump)	270988 (fuel Pump)	270988 (fuel Pump)	270988 (fuel Pump)	270988 (fuel Pump)	270988 (fuel Pump)
Float Valve	807925	See parts Catalog	807925	805547	394683	394681	394681	394681	394681	394681 Note OO
Needle Valve	807910	See parts Catalog	See parts Catalog	See parts Catalog	491538 (Idle)	292681 (Idle) Note MM	292681 (Idle) Note MM	292681 (Idle)	292681 (Idle)	292681 (Idle) Note PP
Carb. Overhaul Kit	807926	See parts Catalog	See parts Catalog	808185	491539	491539	491539	491539	491539	491539
Rod Assy.	807622 (2 used)	807622 (2 used)	807900 (2 used)	807900 (2 used)	492667 (2 used)	393270 (2 used)	393270 (2 used)	393270 (2 used)	393270 (2 used)	393270 (2 used)
Air Cleaner Gasket	805655	805655	806013	805094	271411	271411	271411	271411	271411 Note NN	271411
Carb. to Cylinder gasket	805023	805023 (2 used)	805023 (2 used)	805023 (2 used)	270884 (2 used)	270884 (2 used)	270884 (2 used)	270884 (2 used)	270884 (2 used)	270884 (2 used)
Head Gasket	805653 (2 used)	805653 (2 used)	805653 (2 used)	805653 (2 used)	271867 Cyl. 1 271868 Cyl. 2	271867 Cyl. 1 271868 Cyl. 2	271867 Cyl. 1 271868 Cyl. 2	271867 Cyl. 1 271868 Cyl. 2	271867 Cyl. 1 271868 Cyl. 2	271867 Cyl. 1 271868 Cyl. 2
Sump Gasket	805112	805112	805112	805112	.015 271703 .005 271188 .009 271189	.015 272061 .005 271145 .009 272128	.015 272061 .005 271188 .009 271189	.015 272061 .005 271145 .009 272128	.015 272061 .005 271188 .009 271189	.015 272061 .005 271145 .009 272128
Gasket Set	807887	807887	808248	808155	491856	394501 Note WW	394501 Note WW	394501 Note WW	394501 Note WW	394501 Note WW
Valve Cover Gasket	805028 (2 used)	805028 (2 used)	805028 (2 used)	805028 (2 used)	27803 (2 used)	27803 (2 used)	27803 (2 used)	27803 (2 used)	27803 (2 used)	27803 (2 used)
Armature	492341 (2 used)	492341 (2 used)	492341	492341 (2 used)	394891	394891	394891	392329 Note D 394891 Note E	392329 Note D 394891 Note E	392329 Note D 394891 Note E
Points	-	-	-	-	-	-	-	393403	393403	393403
Condenser	-	-	-	-	-	-	-	392912	392912	392912
Flywheel Key	805016	805016	805016	805016	222698	222698	222698	222698	222698	222698
Ignition Kit	-	-	-	-	-	-	-	-	-	-
Muffler Assy.	See parts catalog	See parts catalog	807948 807965	See parts catalog	See parts catalog	399635 (2 used)	491319	391370 (2 used) 399365 (2 used) 491307	491319	392989 399365 (2 used) 491307
Oil Seals Mag/PTO	805101/805049	805101/805049	805101/805049	805101/805049	391086 Mag.	391086 Mag.	391086 Mag.	391086/291675	391086/291675	391086/291675
Ring Set	807889	807889	STD 807889 .010 807994 .020 807995 .030 807996	STD 807889 .010 807994 .020 807995 .030 807996	STD 394959 .010 394960 .020 394961 .030 394962	STD 394959 .010 394960 .020 394961 .030 394962	STD 394959 .010 394960 .020 394961 .030 394962	STD 393277 .010 393240 .020 393241 .030 393242	STD 393277 .010 393240 .020 393241 .030 393242	STD 394959 .010 394960 .020 394961 .030 394962
Piston Assy	807888	807888	STD 807888 .010 807991 .020 807992 .030 807993	STD 807888 .010 807991 .020 807992 .030 807993	STD 394955 .010 394956 .020 394957 .030 394958	STD 394955 .010 394956 .020 394957 .030 394958	STD 394955 .010 394956 .020 394957 .030 394958	STD 393271 .010 393343 .020 393344 .030 393345	STD 393271 .010 393343 .020 393344 .030 393345	STD 394955 .010 394956 .020 394957 .030 394958
Grip	490652	490652	808167	-	-	-	-	-	-	-
Starter Pulley	280918	280918	805949	-	-	-	-	-	-	-
Starter Spring	492194	492194	805958	-	-	-	-	-	-	-
Exhaust Valve	807681 (2 used)	807681 (2 used)	805089 (2 used)	805089 (2 used)	390420 (2 used)	390420 (2 used)	390420 (2 used)	390420 (2 used)	390420 (2 used)	390420 (2 used)
Intake Valve	807680 (2 used)	807680 (2 used)	805090 (2 used)	805090 (2 used)	261528 (2 used)	261528 (2 used)	261528 (2 used)	261528 (2 used)	261528 (2 used)	261528 (2 used)