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Vehicle Info NeededHOLLEYPART NUMBER: 510-97-343
97-343 45-Degree Swivel Water Neck for Mopar 5.7/6.1/6.4L Gen III Hemi Engines
$9469
Ships on Sep 04, 2026
Lowest Price GuaranteeSwivel Water Necks
45-Degree Swivel Water NeckFor Mopar 5.7/6.1/6.4L Gen III Hemi Engines 1-3/4 in. (.750) Hose Inlet Aluminum Black Anodized Finish Includes (2) M8 x 1.250 mm x 30 mm Mounting Bolts
Features:
- Ideal for use in engine swap applications
- Swivels 360-degrees (before bolts are fully-tightened) to accommodate custom radiator hose setups
- 3.307 in. mounting bolt spacing
Fitment Note:
- Fits all 2003-Newer 5.7L, 2005-2010 6.1L and 2011-Newer 6.4L Gen III Hemi Engines
Emissions: This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Part TypeThermostat Housing
BrandHOLLEY
Package Height3.4
Package Width4.1
Package Length5.0
Weight0.78 PG
Part CategoryPerformance Parts
Angle45 Degree
Water Neck FinishBlack anodized
SwivelYes
QuantitySold individually
Mounting Hardware IncludedYes
Thermostat IncludedNo
Water Neck MaterialAluminum
Mount Hole Quantity2
Vendor Part Number97-343
Package Qty1
Package TypeEA
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