This engine does have an air filter, but does not include a muffler.. Some muffler options we offer include items 601105, 46977 and 46980.
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Honda Engines, HONDA V-TWIN HORIZ 630CC RTXF2 Engine Displacement 688 cc, Engine Type GX Series OHV V-twin Commercial-duty, Shaft Diameter 1-1/8 in, Model# GX630RHTXF2

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Shipping:
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- 900 configuration reduces vibration and allows a compact footprint
- Superior construction with forged steel crankshaft and integrated cylinder head
- Fewer parts for better durability
- Digital CDI ignition coil ensures improved fuel economy and lowered emissions
- Improved air cleaning for five times longer periods between filter changes
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Description
Key Specs
Reviews
Q & A
Accessories
Warranty
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Product Summary
What's Included
- (1) Engine
Downloads
Features + Benefits
- 900 configuration reduces vibration and allows a compact footprint
- Superior construction with forged steel crankshaft and integrated cylinder head
- Fewer parts for better durability
- Digital CDI ignition coil ensures improved fuel economy and lowered emissions
- Improved air cleaning for five times longer periods between filter changes
- Air Cleaner and Housing NOT Included
Key Specs
| Attribute | Specification |
|---|---|
item# | 44376 |
Brand | Honda Engines |
Manufacturer's Warranty | 3 year limited warranty |
Ship Weight | 125.0 LB |
Engine Displacement | 688 cc |
Engine Type | GX Series OHV V-twin Commercial-duty |
Shaft Diameter | 1-1/8 in |
Shaft Length | 3.87 in |
Start Type | Electric |
Shaft Keyway | 0.25 in |
Net Torque | 35.6 ft-lbs. |
Crankshaft | T-type |
PTO Height | 5.25 in |
Cylinders (qty.) | 2 |
Cylinder Bore | Cast Iron |
Net Power Output | 20.8 HP |
Compression Ratio | 9.3:1 |
Fuel Tank | No |
| Attribute | Specification |
|---|---|
Oil Capacity | 2.1 qt |
Low Oil Shutdown | Oil level indicator |
Low Oil Alert | Oil level indicator |
Shaft Rotation (From PTO Shaft Side) | Counter Clockwise |
Governor System | Mechanical |
Ignition System | Digital CDI W/variable Timing |
Carburetor | Horizontal, Two-barrel Butterfly Valve, Internal Vent |
Lubrication System | Forced Lubrication |
Bearing Type | Ball |
Auto Compression Release | Yes |
Cooling System | Air |
Bore | 3.06 in |
Stroke | 2.84 in |
Air Cleaner Type | Requires DNLS5 air cleaner (not included) |
Choke Control | Remote |
Throttle Control | Remote |
Charging System Amps | 20 |
Muffler Included | No |
Reviews
Questions & Answers
Questions
-
· 3 years ago
Does this motor come with air filter system and a muffler?
1 answer-
ProductExpert38· 3 years ago
Helpful?
-
-
Anonymous· 5 years ago
Does this engine come with a fuel tank and muffler?
1 answer-
ProductExpert12· 5 years ago
This engine does not include a fuel tank or muffler. Some muffler options we offer include items 601105, 46977 and 46980.
Helpful?
-
Accessories We Recommend
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Warranty
Manufacturer's Warranty
3 year limited warranty
Extend Your Warranty Coverage with a Northern Protection Plan (NPP)
Repair Plan — 1 Year
A Northern Protection Plan is available after adding the product to your shopping cart.
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Specifications
688 cc
179 cc
429 cc
999 cc
GX Series OHV V-twin Commercial-duty
OHV
Command Pro
Horizontal
1-1/8 in
3/4 in
1 in
1-1/8 in
3.87 in
2.43 in
3.49 in
4 in
Electric
Recoil
Electric and Recoil
Electric
0.25 in
1-51/64 in
3/8 in
.375 keyway drilled and tapped 1.5in. deep 5/8-18UNF in
35.6 ft-lbs.
9.5 ft-lbs.
22.7 ft-lbs.
55.3 ft-lbs.
T-type
SAE J609EXT3 Straight Key W/shaft Dia.: 19.050mm (0.750in.) - Nominal
Hardened
1.125in. x 4in.
5.25 in
4.17 in
5.526 in
-
2
1
1
2
Cast Iron
2.56
Cast Iron
Cast Iron
20.8 HP
3.7 HP
14 HP
39 HP
9.3:1
8.5:1
8.0:1
8.8:1
No
Yes
Yes
-
2.1 qt
0.58 qt
1.4 qt
2.1 qt
Oil level indicator
Yes
Yes
Yes
Oil level indicator
Yes
Yes
Yes
Counter Clockwise
Counter Clockwise
Counter Clockwise
Counter Clockwise
Mechanical
Yes
-
Variable Speed
Digital CDI W/variable Timing
Transitorical Configuration
Electronic
Electronic
Horizontal, Two-barrel Butterfly Valve, Internal Vent
Carburated
Yes
Two Barrel
Forced Lubrication
Splash
Splash
Full Pressure
Ball
Ball
Ball
Parent Material
Yes
Yes
-
-
Air
Air
Air
Air
3.06 in
2.55 in
3.5 in
-
2.84 in
2.125 in
2.7 in
-
Requires DNLS5 air cleaner (not included)
Foam+paper
Dual Element
Single Element
Remote
Manual
Manual
Automatic
Remote
Adjustable
No
Remote
20
No
10
25
No
Yes
Yes
Yes
-
19.05 mm
25.4 mm
25.4 mm
-
61.7 mm
88.846 mm
-
-
3.49 qt
7.4 qt
-
-
3.625 in
-
-
-
6.378 in
-
-
-
3.15 in
-
-
-
-
Gasoline
Gasoline
-
-
3,750
3,000
-
-
87
-
-
-
Yes
-
-
-
Yes
Yes
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