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Holley Water Neck, Swivel 45 Degree Angle, Black 97-343

Holley Water Neck, Swivel 45 Degree Angle, Black 97-343
Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343Holley Water Neck, Swivel 45 Degree Angle, Black 97-343
$141.99 ea
NEWARRIVING SOONEstimated Ship Date 07/29/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 07/10/2025
Model: 3993309
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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These water necks fit Mopar Gen III Hemi engines, and are ideal for use in engine swaps since the swivel allows adjustment to accommodate custom radiator hoses. The billet aluminum with black anodized finish looks great and prevents corrosion. Choose from outlets with a 45 degree or 90 degree angle (both swivel 360 degrees before bolts are tightened up).
Features:
  • Aluminum Swivel Water Necks for Gen III Hemi Engines
  • Fits All 2003 & Up 5.7L, 2005-2010 6.1L & 2011-up 6.4L Gen III Hemi Engines
  • Black Anodized Finish – For Corrosion Protection & Great Looks
  • Choose from 90 Degree or 45 Degree Water Necks
  • Fits 1-3/4” Hose
  • Includes (2) M8 x 1.25mm x 30mm Long Bolts
  • Ideal for Engine Swaps & Allows Swivel Adjustment w/ Custom Radiator Hoses
Fits 5.7L, 6.1L, and 6.4L Gen III Hemi Engines.
Installation Notes:
Fits 5.7L, 6.1L, and 6.4L Gen III Hemi Engines.
About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Fitment Notes
Chrysler Imperial Base 1963 - 1967 Hemi Swap Gen III
Chrysler Imperial Crown 1963 - 1970 Hemi Swap Gen III
Chrysler Imperial LeBaron 1963 - 1974 Hemi Swap Gen III
Chrysler New Yorker Base 1963 - 1974 Hemi Swap Gen III
Chrysler New Yorker Brougham 1972 - 1974 Hemi Swap Gen III
Chrysler Newport Base 1963 - 1974 Hemi Swap Gen III
Chrysler Newport Custom 1967 - 1974 Hemi Swap Gen III
Chrysler Newport Royal 1971 - 1972 Hemi Swap Gen III
Chrysler Town & Country Base 1963 - 1974 Hemi Swap Gen III
Dodge 330 Base 1963 - 1964 Hemi Swap Gen III
Dodge 440 Base 1963 - 1964 Hemi Swap Gen III
Dodge Challenger Base 1970 - 1974 Hemi Swap Gen III
Dodge Challenger R/T 1970 - 1971 Hemi Swap Gen III
Dodge Challenger Rallye 1972 Hemi Swap Gen III
Dodge Challenger T/A 1970 Hemi Swap Gen III
Dodge Charger 500 1969 - 1971 Hemi Swap Gen III
Dodge Charger Base 1966 - 1974 Hemi Swap Gen III
Dodge Charger Daytona 1969 Hemi Swap Gen III
Dodge Charger R/T 1967 - 1971 Hemi Swap Gen III
Dodge Charger SE 1969 Hemi Swap Gen III
Dodge Charger Special Edition 1971 - 1974 Hemi Swap Gen III
Dodge Charger Super Bee 1971 Hemi Swap Gen III
Dodge Coronet 440 1965 - 1970 Hemi Swap Gen III
Dodge Coronet 500 1965 - 1970 Hemi Swap Gen III
Dodge Coronet Base 1963 - 1974 Hemi Swap Gen III
Dodge Coronet Brougham 1971 Hemi Swap Gen III
Dodge Coronet Crestwood 1971 - 1974 Hemi Swap Gen III
Dodge Coronet Custom 1971 - 1974 Hemi Swap Gen III
Dodge Coronet Deluxe 1966 - 1970 Hemi Swap Gen III
Dodge Coronet R/T 1967 - 1970 Hemi Swap Gen III
Dodge Coronet Super Bee 1968 - 1970 Hemi Swap Gen III
Dodge D100 Pickup Base 1972 - 1974 Hemi Swap Gen III
Dodge D100 Adventurer 1978 - 1980 Hemi Swap Gen III
Dodge D100 Base 1975 - 1980 Hemi Swap Gen III
Dodge D100 Club Cab 1977 - 1980 Hemi Swap Gen III
Dodge D100 Custom 1975 - 1989 Hemi Swap Gen III
Dodge D100 Estacas 1979 - 1980 Hemi Swap Gen III
Dodge D100 Warlock II 1979 Hemi Swap Gen III
Dodge D100 Warlock 1976 - 1978 Hemi Swap Gen III
Dodge D150 Adventurer 1982 - 1988 Hemi Swap Gen III
Dodge D150 Base 1977 - 1993 Hemi Swap Gen III
Dodge D150 Club Cab 1981 - 1988 Hemi Swap Gen III
Dodge D150 Equipado 1982 Hemi Swap Gen III
Dodge D150 Estacas 1982 - 1988 Hemi Swap Gen III
Dodge D150 Li'l Red Express 1978 - 1979 Hemi Swap Gen III
Dodge D150 Miser 1982 - 1983 Hemi Swap Gen III
Dodge D150 RAM 1982 Hemi Swap Gen III
Dodge D150 S 1990 - 1991 Hemi Swap Gen III
Dodge Dakota Base 1987 - 2004 Hemi Swap Gen III
Dodge Dakota LE 1987 - 1993 Hemi Swap Gen III
Dodge Dakota R/T 1998 - 2003 Hemi Swap Gen III
Dodge Dakota SE 1987 - 1991 Hemi Swap Gen III
Dodge Dakota SLT Plus 2004 Hemi Swap Gen III
Dodge Dakota SLT 1994 - 2004 Hemi Swap Gen III
Dodge Dakota SXT 2002 - 2004 Hemi Swap Gen III
Dodge Dakota S 1990 - 1993 Hemi Swap Gen III
Dodge Dakota Shelby 1989 Hemi Swap Gen III
Dodge Dakota Sport Plus 2004 Hemi Swap Gen III
Dodge Dakota Sport 1988 - 2004 Hemi Swap Gen III
Dodge Dakota WS 1994 - 1996 Hemi Swap Gen III
Dodge Dart 270 1963 - 1968 Hemi Swap Gen III
Dodge Dart Base 1963 - 1974 Hemi Swap Gen III
Dodge Dart Custom 1969 - 1974 Hemi Swap Gen III
Dodge Dart Demon 340 1971 - 1972 Hemi Swap Gen III
Dodge Dart Demon 1971 - 1972 Hemi Swap Gen III
Dodge Dart GTS 1964 - 1969 Hemi Swap Gen III
Dodge Dart GT 1963 - 1969 Hemi Swap Gen III
Dodge Dart Special Edition 1974 Hemi Swap Gen III
Dodge Dart Special 1971 - 1974 Hemi Swap Gen III
Dodge Dart Sport 340 1973 Hemi Swap Gen III
Dodge Dart Sport 360 1974 Hemi Swap Gen III
Dodge Dart Sport 1973 - 1974 Hemi Swap Gen III
Dodge Dart Swinger 1969 - 1974 Hemi Swap Gen III
Dodge Monaco 500 1967 - 1968 Hemi Swap Gen III
Dodge Monaco Base 1965 - 1974 Hemi Swap Gen III
Dodge Monaco Brougham 1974 Hemi Swap Gen III
Dodge Monaco Custom 1974 Hemi Swap Gen III
Dodge Polara 500 1963 - 1969 Hemi Swap Gen III
Dodge Polara Base 1963 - 1973 Hemi Swap Gen III
Dodge Polara Brougham 1971 Hemi Swap Gen III
Dodge Polara Custom 1970 - 1973 Hemi Swap Gen III
Dodge Polara Special 1970 Hemi Swap Gen III
Dodge Ramcharger Base 1974 - 1993 Hemi Swap Gen III
Dodge Ramcharger Canyon Sport 1991 - 1993 Hemi Swap Gen III
Dodge Ramcharger Royal SE 1981 - 1993 Hemi Swap Gen III
Dodge Ramcharger SE 1975 - 1980 Hemi Swap Gen III
Jeep Wrangler 60 Aniversario 2001 Hemi Swap Gen III
Jeep Wrangler 65th Anniversary Edition 2006 Hemi Swap Gen III
Jeep Wrangler Base 1987 - 1997 Hemi Swap Gen III
Jeep Wrangler Islander 1988 - 1992 Hemi Swap Gen III
Jeep Wrangler Laredo 1987 - 1990 Hemi Swap Gen III
Jeep Wrangler Renegade 1991 - 1994 Hemi Swap Gen III
Jeep Wrangler Rio Grande 1995 Hemi Swap Gen III
Jeep Wrangler Rubicon 2003 - 2006 Hemi Swap Gen III
Jeep Wrangler SE 1994 - 2006 Hemi Swap Gen III
Jeep Wrangler S 1988 - 1994 Hemi Swap Gen III
Jeep Wrangler Sahara 1988 - 2004 Hemi Swap Gen III
Jeep Wrangler Sport 1987 - 2006 Hemi Swap Gen III
Jeep Wrangler Unlimited Rubicon 2005 - 2006 Hemi Swap Gen III
Jeep Wrangler Unlimited 2004 - 2006 Hemi Swap Gen III
Jeep Wrangler X 65 Aniversario 2006 Hemi Swap Gen III
Jeep Wrangler X AT 2003 Hemi Swap Gen III
Jeep Wrangler X 2002 - 2006 Hemi Swap Gen III
Plymouth Barracuda Base 1964 - 1974 Hemi Swap Gen III
Plymouth Barracuda Gran Coupe 1970 - 1971 Hemi Swap Gen III
Plymouth Belvedere Base 1963 - 1971 Hemi Swap Gen III
Plymouth Belvedere Satellite 1968 - 1971 Hemi Swap Gen III
Plymouth Duster 340 1970 - 1973 Hemi Swap Gen III
Plymouth Duster 360 1974 Hemi Swap Gen III
Plymouth Duster Base 1970 - 1974 Hemi Swap Gen III
Plymouth Fury III Base 1965 - 1974 Hemi Swap Gen III
Plymouth Fury III Sport Suburban 1968 - 1974 Hemi Swap Gen III
Plymouth Fury Base 1963 - 1967 Hemi Swap Gen III
Plymouth Fury Custom Suburban 1968 - 1974 Hemi Swap Gen III
Plymouth Fury Custom 1971 Hemi Swap Gen III
Plymouth Fury GT 1970 Hemi Swap Gen III
Plymouth Fury Gran Coupe 1970 - 1972 Hemi Swap Gen III
Plymouth Fury Gran Sedan 1972 Hemi Swap Gen III
Plymouth Fury Police 1974 Hemi Swap Gen III
Plymouth Fury S-23 1970 Hemi Swap Gen III
Plymouth Fury Sport GT 1970 - 1971 Hemi Swap Gen III
Plymouth Fury Sport Suburban 1968 - 1974 Hemi Swap Gen III
Plymouth Fury Sport 1963 - 1971 Hemi Swap Gen III
Plymouth Fury Suburban 1968 - 1974 Hemi Swap Gen III
Plymouth Fury VIP 1966 - 1969 Hemi Swap Gen III
Plymouth GTX Base 1967 - 1971 Hemi Swap Gen III
Plymouth Gran Fury Base 1972 - 1974 Hemi Swap Gen III
Plymouth Gran Fury Custom Suburban 1972 - 1974 Hemi Swap Gen III
Plymouth Gran Fury Sport Suburban 1972 - 1974 Hemi Swap Gen III
Plymouth Gran Fury Suburban 1972 - 1974 Hemi Swap Gen III
Plymouth Road Runner Base 1968 - 1974 Hemi Swap Gen III
Plymouth Satellite Base 1965 - 1974 Hemi Swap Gen III
Plymouth Satellite Brougham 1971 Hemi Swap Gen III
Plymouth Satellite Custom 1971 - 1974 Hemi Swap Gen III
Plymouth Satellite Regent 1971 - 1974 Hemi Swap Gen III
Plymouth Satellite Sebring Plus 1971 - 1974 Hemi Swap Gen III
Plymouth Satellite Sebring 1971 - 1974 Hemi Swap Gen III
Plymouth Satellite Sport 1968 - 1970 Hemi Swap Gen III
Plymouth Savoy Base 1963 - 1964 Hemi Swap Gen III
Plymouth Scamp Base 1971 - 1974 Hemi Swap Gen III
Plymouth Superbird Base 1970 Hemi Swap Gen III
Plymouth Trailduster Base 1974 - 1981 Hemi Swap Gen III
Plymouth Valiant 100 1968 - 1969 Hemi Swap Gen III
Plymouth Valiant 200 1963 - 1966 Hemi Swap Gen III
Plymouth Valiant Base 1963 - 1974 Hemi Swap Gen III
Plymouth Valiant Brougham 1974 Hemi Swap Gen III
Plymouth Valiant Signet 1963 - 1969 Hemi Swap Gen III

Specifications:

Angle 45 Degree
Bolt Spacing 3.307"
Emission Code 5
Finish Anodized Black
Material 6061 Aluminum
Part Type Radiator
Product Type Thermostat Housing
Proposition 65 www.P65Warnings.ca.gov

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