For maximum chemical compatibility combined with consistent performance this Udor ZETA-40P/GR & GX160 Engine Assembly is made for your sprayer. Manufactured with polypropylene heads and manifolds, it comes with a maximum pressure capacity of 300 PSI and an upper flow limit of 10.5 GPM. This pump/engine combination is the go-to choice for aquatic, "soft wash", fertilizer and many other chemical applications.

**6010.96 pressure regulator is included with combo but not shown in picture**

Three diaphragm poly pump (poly heads) with control unit with adjustable pressure regulator, manual dump lever, dual ball valve outlets & pressure gauge. Fitted with gear box for 4-6.5 HP gasoline engines with 3/4'' shafts. ZETA-40P low pressure, 3-cylinder poly diaphragm pumps are excellent for various horticultural and agricultural spraying applications. These pumps are also very effective for mild chlorine and abrasive fluids. Simplicity of design and common parts allow easy and affordable maintenance. ZETA-40P and ZETA-85P pumps have anodized aluminum bodies, stainless steel valves, stainless steel diaphragm bolts, poly heads and poly manifolds. A control valve and pressure gauge are standard on both models. Features: Can Be Run Dry. Visual Oil Sight Gauges. Self-Priming Operation. Stainless Steel Check Valves. Large Capacity Oil Bath Crank Cases With Drain Plugs for Ease of Maintenance. Compatible with Most Fluids, Including: Liquid Fertilizers, Abrasive Materials, Suspension Products, Pesticides, De-Icing Materials and Other Hard To Handle Fluids. Adapt Easily To PTO, Gas Engine, Hydraulic And Belt Drive Applications. Maximum Fluid Temperature, 140° F. Custom Pumps Available To 200° F. Largest Selection of Flows, Pressures and Drive Options Available. Over 50 Years Of Diaphragm Pump Experience. One Piece Stainless Steel Diaphragm Bolts. Heavy Duty Pre-Formed Urethane Diaphragms.
Honda's GX series engines are legendary for superior reliability and performance. And there's no doubt about it: the GX160 lives up to the legend. Lower noise levels, lower vibration, and lower emissions without sacrificing power output or performance.

ZETA-40P/GR:

• Max flow: 10.5 gpm
• Max pressure: 300 psi
• Includes 6010.96 pressure regulator and 9910-KIT1640 gearbox with 3/4" hollow shaft for mounting on 5 to 6.5 hp gas engines
• Port sizes: 1" HB inlet, (2) 1/2" HB outlet, 3/4" HB bypass
• Pump shaft rotation: CW and CCW
• Diaphragms: 2, semi-hydraulic, Desmopan® standard Buna available
• Housing: Anodized aluminum
• Max fluid temperature: 140°F

Honda GX160 Engine:

• Engine type: Air-cooled 4-stroke OHV
• Starting sytem: Recoil starter
• Shaft: 3/4" solid keyed
• Bore x stroke: 68 x 45 mm
• Displacement: 163 cm3
• Net power output: 4.8 HP (3.6 kW) @ 3600 rpm 
• Net torque: 7.6 lb-ft (10.3 Nm) @ 2500 rpm
• PTO shaft rotation: Counterclockwise from PTO shaft side
• Compression ratio: 9.0 : 1
• Lamp/Charge coil options: 25W, 50W / 1A, 3A, 7A
• Carburetor: Butterfly
• Ignition system: Transistorized magneto
• Lubrication system: Splash
• Governor system: Centrifugal mechanical
• Air cleaner: Dual element
• Oil capacity: 0.61 US qt. (0.58 L)
• Fuel tank capacity: 3.3 US qts (3.1 liters)
• Fuel: Unleaded 86 octane or higher
• Dry weight 33 lbs (15.1 kg)
• Dimensions: 12.2 in long x 14.3 in wide x 13.6 in high (312 x 362 x 346 mm)
• Warranty: 3 year commercial warranty (limited to manufacturer defects)