3.0 PARTS IDENTIFICATION
ITEM DESCRIPTION QTY SERVICE PART
1 TBI Assembly 700 CFM Complete 1 500-13
2 Electronic Control Unit (ECU) D Systems 1 N/A
3 Wiring Harness 1 534-34
4 Fuel Pump 1 12-927
5 Fuel Pump Clamp 1 N/A
6 Flame Arrestor 1 720-1
7 Manifold Adapter (square flange) 1 17-6
8 Universal Manifold Adapter 1 17-41
9 Universal Manifold Adapter Gasket 1 508-5
10 Square Flange Manifold Adapter Gasket 1 108-10
11 TBI Flange Gasket 1 508-6
12 Coolant Temperature Sensor 1 534-2
13 Oxygen Sensor (optional) 1 43-106
14 Fuel Pump Block-Off Plate 1 12-813
Fuel Pump Block-Off Plate Gasket 1 N/A
15 Throttle Extension Bracket 1 N/A
16 Throttle Extension Bracket Screw and Nut 2 N/A
17 Fuel Filter 1 562-1
18 Fuel Filter Clamp 1 N/A
19 Hose Barb Fitting 3/8 inch 2 N/A
20 Hose Barb Fitting 1/4 inch 1 N/A
21 Brass Tee Connector 1 N/A
22 TBI Mounting Stud 3 N/A
23 Flame Arrestor Mounting Stud 1 N/A
24 Universal Manifold Adapter Screw 8 N/A
25 Nylock Hex Nut (5/16-24) 3 N/A
26 Nylock Hex Nut (1/4"-20) 1 N/A
27 Wire Harness Bracket 1 N/A
28 Cable Ties 12 N/A
29 Hose Clamp 8 N/A
30 Insulated 1/4" Female Quick Disconnect 1 N/A
31 Adapter Plate Plug 3 N/A
32 Pipe Plug 1 N/A
Dielectric Grease (Not Pictured) 1 N/A
Loctite (Not Pictured) 1 N/A
1/4” Marine Fuel Hose (Not Pictured) 4' N/A
5/16" Marine Fuel Hose (Not Pictured) 4' N/A
3/8" Marine Fuel Hose (Not Pictured) 2' N/A
TBI Service Parts:
Fuel Injector 4 522-43
Throttle Position Sensor (TPS) 1 543-3
Item 1 Item 2 Item 3