A Hemi water pump is a component of the cooling system in a Hemi engine, which is a type of engine that features hemispherical combustion chambers. The water pump’s main function is to circulate coolant through the engine to regulate its temperature and prevent overheating. The water pump is driven by a belt from the crankshaft and draws coolant from the radiator and pumps it through the engine block and heads, where it absorbs heat from the engine. The cooled coolant then returns to the radiator to be cooled again. “Let’s find out the details about 5.7 Hemi water pump torque specs by referring below on weescape.vn.”
What is 5.7 Hemi Water Pump ?
The primary function of the water pump is to circulate coolant through the engine’s cooling system. The coolant is drawn from the radiator, travels through the system and into the engine where it absorbs heat generated by the engine’s operation. After picking up heat from the engine, the coolant then returns to the radiator where the absorbed heat is transferred to the air and dissipated. The 5.7 Hemi water pump bolt torque specs must be followed to ensure proper installation.
If the water pump fails to function, the coolant will no longer circulate properly and will remain stagnant in the system. This can result in the engine overheating, which can cause significant and costly damage to the engine. To ensure the proper operation of the engine’s cooling system and the 5.7 Hemi water pump bolt torque specs, it is important to replace the water pump at regular intervals as suggested in the owner’s manual. Failure to do so can result in the need for costly repairs to the engine in the event of pump failure.
Torque specs 5.7 hemi
The torque specifications for the 5.7 Hemi engine can vary based on the specific year, make, and model of the vehicle. It is important to consult the owner’s manual or a reliable repair manual for the exact torque specifications for your specific 5.7 Hemi engine. Additionally, it’s also advisable to follow the manufacturer’s recommended torque specifications when installing or replacing components on your engine, as incorrect torque can result in poor performance and potential damage.
- Cam Gear bolt- 90 FT LBS
- Timing Set bolts- 21 FT LBS
- Rods- 1) 45 FT LBS 2) 60*
- Mains M-12- 1) 28 FT LBS 2) 90*
- Mains M-8- 1) 16 FT LBS
- Main Cyclinder Head bolts- 1) 25 FT LBS 2) 40 FT LBS 3) 90*
- Small Head bolts intake side- 1) 15 FT LBS 2) 25 FT LBS
- Rocker Shafts- 195 IN LBS
- Damper- 195 FT LBS
- Exhaust- 23 FT LBS
- Intake- 9 FT LBS
- Lifter hold downs- 9 FT LBS
- Oil Pump bolts- 21 FT LBS
- Oil Pan bolts- 9 FT LBS
- Front Cover- 21 FT LBS
- Flywheel- 70 FT LBS
5.7 hemi water pump bolt torque specs
Here are the torque specifications for the water pump of the following vehicles: 2014 ram 1500 5.7 water pump torque specs , 2015 ram 1500 water pump torque specs , 2012 ram 1500 water pump torque specs , 2013 ram 1500 water pump torque specs , 2007 dodge ram 1500 water pump torque specs :
| Fastener Tightening Specifications | |||
| Application | Specification | ||
| Metric | English | ||
| Accelerator Control Cable Bracket Bolt and Nut | 12 N•m | 106 lb in | |
| Belt Idler Pulley Bolt | 50 N•m | 37 lb ft | |
| Camshaft Retainer Bolt | 12 N•m | 106 lb in | |
| Camshaft Sprocket Bolt | 25 N•m | 18 lb ft | |
| Connecting Rod Nut | |||
| First Pass | 27 N•m | 20 lb ft | |
| Final Pass | 55 degrees | ||
| Crankshaft Balancer Bolt | 95 N•m | 70 lb ft | |
| Crankshaft Bearing Cap Bolt and Stud (Preferred Method) | |||
| First Pass (Two Bolt Type Bearing Cap) | 20 N•m | 15 lb ft | |
| Final Pass (Two Bolt Type Bearing Cap) | 73 degrees | ||
| First Pass (Four Bolt Type Bearing Cap) | 20 N•m | 15 lb ft | |
| Final Pass Outboard Bolt (Four Bolt Type Bearing Cap) | 43 degrees | ||
| Final Pass Inboard Bolt and Stud (Four Bolt Type Bearing Cap) | 73 degrees | ||
| Crankshaft Bearing Cap Bolt and Stud (Optional Strategy) | |||
| Two Bolt Type Bearing Cap | 105 N•m | 77 lb ft | |
| Inboard Bolt and Stud (Four Bolt Type Bearing Cap) | 105 N•m | 77 lb ft | |
| Outboard Bolt (Four Bolt Type Bearing Cap) | 90 N•m | 66 lb ft | |
| Crankshaft Oil Deflector Nut | 40 N•m | 30 lb ft | |
| Crankshaft Position Sensor Bolt | 9 N.m | 80 lb in | |
| Crankshaft Pulley Bolt | 58 N.m | 43 lb ft | |
| Crankshaft Rear Oil Seal Housing Nut and Bolt | 12 N.m | 106 lb ft | |
| Crankshaft Rear Oil Seal Housing Retainer Stud | 6 N•m | 53 lb in | |
| Cylinder Head Bolt (Preferred Method) | |||
| All Bolts First Pass in Sequence | 30 N•m | 22 lb ft | |
| Long Bolts Final Pass in Sequence | 75 degrees | ||
| Medium Bolts Final Pass in Sequence | 65 degrees | ||
| Short Bolts Final Pass in Sequence | 55 degrees | ||
| Cylinder Head Bolt (Optional On-Vehicle Stategy) | |||
| First Pass in Sequence | 35 N.m | 26 lb ft | |
| Second Pass in Sequence | 60 N.m | 44 lb ft | |
| Final Pass in Sequence | 90 N.m | 66 lb ft | |
| Cylinder Head Core Hole Plug | 20 N•m | 15 lb ft | |
| Distributor Cap Bolt | 2.4 N•m | 21 lb in | |
| Distributor Clamp Bolt | 25 N•m | 18 lb ft | |
| Drive Belt Tensioner Bolt | 50 N•m | 37 lb ft | |
| EGR Valve Bolt | |||
| First Pass | 10 N•m | 89 lb in | |
| Final Pass | 30 N•m | 22 lb ft | |
| Application | Specification | |
| Metric | English | |
| EGR Valve Pipe Nut at Intake Manifold | 25 N•m | 18 lb ft |
| EGR Valve Pipe Nut at Exhaust Manifold | 30 N•m | 22 lb ft |
| EGR Valve Pipe Clamp Bracket Bolt | 25 N•m | 18 lb ft |
| Engine Block Coolant Drain Hole Plug | 20 N•m | 15 lb ft |
| Engine Block Oil Gallery Plug | 20 N•m | 15 lb ft |
| Engine Coolant Temperature (ECT) Sensor | 20 N•m | 15 lb ft |
| Engine Flywheel Bolt | 100 N•m | 74 lb ft |
| Engine Front Cover Bolt | 12 N•m | 106 lb in |
| Engine Lift Bracket Bolt (Special Tool J 41427) | 15 N•m | 11 lb ft |
| Engine Lift Front Bracket Stud | 35 N•m | 26 lb ft |
| Engine Mount Bolt (Through-bolt) to Engine Mount Bracket | 95 N•m | 70 lb ft |
| Engine Mount Bolt to Engine Mount Frame Bracket | 58 N•m | 43 lb ft |
| Engine Mount Bracket Bolt to Engine | 54 N•m | 40 lb ft |
| Engine Mount Bracket Bolt to Frame | 45 N•m | 33 lb ft |
| Engine Mount Heat Shield to Engine Mount Bracket | 6 N•m | 53 lb in |
| Engine Mount Nut (Through-Bolt) | 68 N•m | 50 lb ft |
| Engine Oil Pressure Gauge Sensor | 30 N•m | 22 lb ft |
| Engine Oil Pressure Gauge Sensor Fitting (Plus Required Angle) | 15 N•m | 11 lb ft |
| Engine Wiring Harness Bracket Nut | 12 N•m | 106 lb in |
| Evaporitive Emission (EVAP) Canister Purge Solenoid Valve Stud | 10 N•m | 89 lb in |
| Exhaust Manifold Bolt | ||
| First Pass | 15 N•m | 11 lb ft |
| Final Pass | 30 N•m | 22 lb ft |
| Fan and Water Pump Pulley Bolt | 25 N•m | 18 lb ft |
| Fuel Pipe Bracket Bolt | 6 N•m | 53 lb in |
| Fuel Pipe Retainer Nut | 3 N•m | 27 lb in |
| Generator and Drive Belt Tensioner Bracket Bolt and Nut to Engine | 41 N•m | 30 lb ft |
| Generator and Drive Belt Tensioner Bracket Stud to Engine | 20 N•m | 15 lb ft |
| Ignition Coil Stud | 12 N•m | 106 lb in |
| Knock Sensor | 20 N•m | 15 lb ft |
| Lower Intake Manifold Bolt | ||
| First Pass in Sequence | 3 N•m | 27 lb in |
| Second Pass in Sequence | 12 N•m | 106 lb in |
| Final Pass in Sequence | 15 N•m | 11 lb ft |
| Oil Filter Adapter Bolt | 25 N•m | 18 lb ft |
| Oil Filter Fitting | 35 N•m | 26 lb ft |
| Oil Level Indicator Tube Bolt | 25 N•m | 18 lb ft |
| Oil Pan Drain Plug | 25 N•m | 18 lb ft |
| Oil Pan Stud (Front) | 6 N•m | 53 lb in |
| Oil Pan Stud Nut | 25 N•m | 18 lb ft |
| Oil Pan Bolt or Stud | 12 N•m | 106 lb in |
| Oil Pump Bolt to Rear Crankshaft Bearing Cap | ||
| Fastener Tightening Specifications (cont’d) | |||
| Application | Specification | ||
| Metric | English | ||
| First Pass | 20 N•m | 15 lb ft | |
| Final Pass | 65 degrees | ||
| Oil Pump Cover Bolt | 12 N•m | 106 lb in | |
| Power Steering Pump Bracket Bolt to Engine | 41 N•m | 30 lb ft | |
| Power Steering Pump Bracket Bolt to Engine | 20 N•m | 15 lb in | |
| Power Steering Pump Bracket Stud Nut | 41 N•m | 30 lb ft | |
| Power Steering Pump Bolt | 50 N•m | 37 lb ft | |
| Power Steering Pump Nut to Engine (Rear Bracket to Engine) | 41 N•m | 30 lb ft | |
| Power Steering Pump Rear Bracket Nut | 50 N•m | 37 lb ft | |
| Spark Plug | |||
| Initial Installation (NEW Cylinder Head) | 30 N•m | 22 lb ft | |
| All Subsequent Installations | 15 N•m | 11 lb ft | |
| Spark Plug Wire Support Bolt | 12 N•m | 106 lb in | |
| Square Socket Plug (Engine Block Oil Gallery) | 20 N•m | 15 lb ft | |
| Throttle Body Stud | 9 N•m | 80 lb in | |
| Transmission Cover Bolt | 12 N•m | 106 lb in | |
| Upper Intake Manifold Stud | |||
| First Pass | 5 N•m | 44 lb in | |
| Final Pass | 10 N•m | 89 lb in | |
| Valve Lifter Pushrod Guide Bolt | 16 N•m | 12 lb ft | |
| Valve Rocker Arm Cover Bolt | 12 N•m | 106 lb in | |
| Water Outlet Stud | 25 N•m | 18 lb ft | |
| Water Pump Bolt | 45 N•m | 33 lb ft | |
| Application | Specification | |
| Metric | English | |
| General Data | ||
| Engine Type | V8 | |
| Displacement | 4.3L | 350 CID |
| RPO (VIN Code) | L31 (R) | |
| Bore | 101.63 mm | 4.0012 in |
| Stroke | 88.39 mm 3.480 in | |
| Compression Ratio | 9.4:1 | |
| Firing Order | 1-8-4-3-6-5-7-2 | |
| Spark Plug Gap | 1.52 mm | 0.060 in |
| Oil Pressure (Minimum) at Normal Operating Temperature | 42 kPa at 1,000 engine rpm 125 kPa at 2,000 engine rpm 166 kPa at 4,000 engine rpm |
6.0 psig at 1,000 engine rpm 18.0 psig at 2,000 engine rpm 24.0 psig at 4,000 engine rpm |
| Camshaft | ||
| End Play | 0.05-0.30 mm | 0.002-0.012 in |
| Journal Diameter | 47.440-47.490 mm | 1.8677-1.8696 in |
| Journal Diameter Out-of-Round | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Lobe Lift (Exhaust) | 7.20-7.30 mm | 0.283-0.287 in |
| Lobe Lift (Intake) | 6.97-7.07 mm | 0.274-0.278 in |
| Runout | 0.065 mm (Maximum) | 0.0026 in (Maximum) |
| Connecting Rod | ||
| Connecting Rod Bearing Clearance (Production) | 0.033-0.078 mm | 0.0013-0.0031 in |
| Connecting Rod Bearing Clearance (Service) | 0.025-0.063 mm | 0.0010-0.0025 in |
| Connecting Rod Side Clearance | 0.15-0.68 mm | 0.006-0.027 in |
| Connecting Rod Journal Diameter | 53.304-53.334 mm | 2.0986-2.0998 in |
| Connecting Rod Journal Taper (Production) | 0.007 mm (Maximum) | 0.0003 in (Maximum) |
| Connecting Rod Journal Taper (Service) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Connecting Rod Journal Out-of-Round (Production) | 0.007 mm (Maximum) | 0.0003 in (Maximum) |
| Connecting Rod Journal Out-of-Round (Service) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Crankshaft | ||
| Crankshaft Bearing Clearance (Journal #1-Production) | 0.018-0.053 mm | 0.0007-0.0021 in |
| Crankshaft Bearing Clearance (Journal #2, #3 and #4-Production) | 0.030-0.068mm | 0.0012-0.0027 in |
| Crankshaft Bearing Clearance (Journal #5-Production) | 0.020-0.060 mm | 0.0008-0.0024 in |
| Crankshaft Bearing Clearance (Journal #1-Service) | 0.025-0.051 mm | 0.0010-0.0020 in |
| Crankshaft Bearing Clearance (Journal #2, #3 and #4-Service) | 0.025-0.064 mm | 0.0010-0.025 in |
| Crankshaft Bearing Clearance (Journal #5-Service) | 0.038-0.063 mm | 0.0015-0.0025 in |
| Crankshaft End Play | 0.050-0.20 mm | 0.002-0.008 in |
| Crankshaft Journal Diameter (Journal #1) | 62.189-62.212 mm | 2.4484-2.4493 in |
| Crankshaft Journal Diameter (Journal #2 and #3) | 62.181-62.207 mm | 2.4481-2.4491 in |
| Crankshaft Journal Diameter (Journal #5) | 62.185-62.207 mm | 2.4482-2.4491 in |
| Crankshaft Journal Out-of-Round (Production) | 0.005 mm (Maximum) | 0.0002 in (Maximum) |
| Crankshaft Journal Out-of-Round (Service) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Crankshaft Journal Taper (Production) | 0.005 mm (Maximum) | 0.0002 in (Maximum) |
| Crankshaft Journal Taper (Service) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Crankshaft Runout at Rear Flange | 0.038mm (Maximum) | 0.0015 in (Maximum) |
| Cylinder Bore | ||
| Diameter | 101.618-101.643 mm | 4.0007-4.0017 in |
| Out-of-Round (Production) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Out-of-Round (Service) | 0.05 mm (Maximum) | 0.002 in (Maximum) |
| Taper (Production-Relief Side) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Taper (Production-Thrust Side) | 0.012 mm (Maximum) | 0.0005 in (Maximum) |
| Taper (Service Limit) | 0.025 mm (Maximum) | 0.0010 in (Maximum) |
| Cylinder Head | ||
| Surface Flatness (Engine Block Deck) | 0.10 mm (Maximum) | 0.004 in (Maximum) |
| Surface Flatness (Exhaust Manifold Deck) | 0.05 mm (Maximum) | 0.002 in (Maximum) |
| Surface Flatness (Intake Manifold Deck) | 0.10 mm (Maximum) | 0.004 in (Maximum) |
| Exhaust Manifold | ||
| Surface Flatness (Flange to Flange) | 0.25 mm (Maximum) | 0.010 in (Maximum) |
| Surface Flatness (Individual Flange) | 0.05 mm (Maximum) | 0.002 in (Maximum) |
| Piston | ||
| Piston Bore Clearance (Production) | 0.018-0.053 mm | 0.0007-0.002 in |
| Piston Bore Clearance (Service) | 0.018-0.053 mm | 0.0007-0.002 in |
| Piston Pin | ||
| Clearance in Piston (Production) | 0.013-0.023 mm | 0.0005-0.0009 in |
| Clearance in Piston (Service) | 0.013-0.025 mm | 0.0005-0.0010 in |
| Diameter | 23.545-23.548 mm | 0.9270-0.9271 in |
| Fit in Connecting Rod | 0.021-0.040 mm (Interference) |
0.0008-0.0016 in (Interference) |
| Piston Rings (End Gap Measured in Cylinder Bore) | ||
| Piston Compression Ring Gap (Production-Top Groove) | 0.25-0.40 mm | 0.098-0.015 in |
| Piston Compression Ring Gap (Production- 2nd Groove) | 0.46-0.66 mm | 0.018-0.025 in |
| Piston Compression Ring Gap (Service -Top Groove) | 0.25-0.50 mm | 0.009-0.019 in |
| Piston Compression Ring Gap (Service – 2nd Groove) | 0.46-0.80 mm | 0.018-0.031 in |
| Piston Compression Ring Groove Clearance (Production-Top Groove) | 0.030-0.070 mm | 0.0012-0.0027 in |
| Piston Compression Ring Groove Clearance (Production- 2nd Groove) | 0.040-0.080 mm | 0.0015-0.003 in |
| Piston Compression Ring Groove Clearance (Service-Top Groove) | 0.030-0.090 mm | 0.0012-0.0035 in |
| Piston Compression Ring Groove Clearance (Service-2nd Groove) | 0.040-0.100 mm | 0.0015-0.0040 in |
| Piston Oil Ring Gap (Production) | 0.25-0.76 mm | 0.009-0.029 in |
| Piston Oil Ring Gap (Service) | 0.25-0.90 mm | 0.009-0.035 in |
| Piston Oil Ring Groove Clearance (Production) | 0.046-0.096 mm | 0.0018-0.0037 in |
| Piston Oil Ring Groove Clearance (Service) | 0.046-0.100 mm | 0.0018-0.0039 in |
| Valve System | ||
| Valve Face Angle | 45 Degrees | |
| Valve Head Edge Margin | 0.79 mm (Minimum) | 0.031 in (Minimum) |
| Valve Lash | Rotate the Valve Rocker Arm Nut Clockwise 360 degrees (1 Turn) from Zero Lash | |
| Valve Lifter | Hydraulic Roller | |
| Valve Rocker Arm Ratio | 1.5:1 | |
| Valve Seat Angle | 46 Degrees | |
| Valve Seat Runout | 0.05 mm (Maximum) | 0.002 in (Maximum) |
| Valve Seat Width (Exhaust-Heavy Duty) | 1.50-2.56 mm | 0.059-0.101 in |
| Valve Seat Width (Exhaust-Light Duty) | 1.65-2.49 mm | 0.065-0.098 in |
| Valve Seat Width (Intake) | 1.02-1.65 mm | 0.040-0.065 in |
| Valve Spring Free Length | 51.3 mm | 2.02 in |
| Valve Spring Installed Height (Exhaust) | 42.92-43.43 mm | 1.67-1.70 in |
| Valve Spring Installed Height (Intake) | 42.92-43.43 mm | 1.67-1.70 in |
| Valve Spring Pressure (Closed) | 338-374 N at 43.2 mm | 76-84 lb at 1.70 in |
| Valve Spring Pressure (Open) | 832-903 N at 32.3 mm | 187-203 lb at 1.27 in |
| Valve Stem Clearance (Exhaust-Production) | 0.025-0.069 mm | 0.0010-0.0027 in |
| Valve Stem Clearance (Intake-Production) | 0.025-0.069 mm | 0.0010-0.0027 in |
| Valve Stem Clearance (Exhaust-Service) | 0.025-0.094 mm | 0.0010-0.0037 in |
| Valve Stem Clearance (Intake-Service) | 0.025-0.094 mm | 0.0010-0.0037 in |
| Valve Stem Diameter | 8.661-8.679 mm | 0.3410-0.3416 in |
| Valve Stem Oil Seal Installed Height (Measured from the Top of the Large Valve Guide Bevel to the Bottom of the Valve Stem Oil Seal) | 1-2 mm | 0.03937-0.07874 in |
Video 5.7 hemi water pump torque specs
