Global Parts 3411242 A/C Expansion Valve

Brand Global Parts 3411242
Fits Lincoln, Ford, Mercury, and Cadillac · 371 vehicles

A/C expansion valve. Slows refrigerant before the evaporator for efficient cooling.

Capillary and equalizer lines. STD design with 33" capillary and 31" equalizer lengths.

O-ring male nut connection. 1/4-inch fitting for a secure A/C system seal.

Cross-references AP Exhaust 38728, Dorman - HELP 38729 and Dorman - OE Solutions 902-225 for the same application. See all 111.

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Global Parts 3411242 A/C Expansion Valve

Global Parts 3411242 is an A/C expansion valve for vehicles that use a standard externally equalized style with a 33" capillary, 31" equalizer, and 1/4 O-ring male nut connection. It regulates refrigerant flow before the evaporator so the system can use cooling capacity efficiently. This part number is commonly searched for classic Ford, Chevrolet, Pontiac, Buick, Cadillac, Oldsmobile, and Mercury A/C repair applications.

Key Features

  • Part number: 3411242
  • Type: STD; 33" capillary; 31" equalizer; 1/4 O-ring male nut
  • Controls refrigerant flow at the evaporator inlet
  • Built for A/C service on a wide range of vintage passenger cars and trucks
  • Cross-references UAC EX6069C and EX6081C for the same application

Detailed Description

The expansion valve meters refrigerant into the evaporator, helping the A/C system maintain proper pressure drop and cooling performance. Global Parts 3411242 is listed across a broad range of older applications, including Fits 1960-1972 Chevrolet Impala, N/A, Fits 1967-1973 Pontiac Firebird, N/A, and Fits 1975-1977 Ford LTD, N/A. It is also referenced for vehicles such as the Chevrolet Camaro, Oldsmobile Cutlass, and Cadillac DeVille, making it a useful match for restoration work and system service on many classic platforms. Searchers looking for a 3411242 expansion valve for vintage GM and Ford A/C systems will find this part number tied to multiple interchange listings.

Common A/C Problems This Part Can Address

  • Warm air from the vents caused by incorrect refrigerant metering
  • Uneven evaporator performance during A/C operation
  • Pressure imbalance in the refrigeration circuit
  • Reduced cooling output after A/C system service
  • Service-related wear in older expansion valve assemblies

Installation Notes and Tips

Verify the valve style, capillary lengths, and O-ring male nut connection before installation. Match the vehicle’s original A/C layout and confirm the evaporator and line routing on applications such as the Ford Thunderbird, Mercury Cougar, and Chevrolet Corvette. Because the manufacturer recommends replacing the expansion valve/orifice tube whenever the A/C system is serviced, inspect the rest of the system for contamination, leaks, and restricted flow before reassembly.

Quality Assurance

Global Parts recommends replacing the expansion valve/orifice tube during A/C service to help restore proper refrigerant control and system performance. Part number 3411242 is supported by extensive interchange coverage for classic vehicle applications, including 1960s and 1970s Chevrolet, Pontiac, Buick, Cadillac, Oldsmobile, Mercury, and Ford models.

This part fits 371 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
1980LincolnVersailles——5.0LV8N/AExternally Equalized
1979FordThunderbird——5.0LV8N/AExternally Equalized
1979FordThunderbird——5.8LV8N/AExternally Equalized
1979LincolnVersailles——5.0LV8N/AExternally Equalized
1979MercuryCougar——5.8LV8N/AExternally Equalized
1979MercuryCougar——5.0LV8N/AExternally Equalized
1978FordThunderbird——5.0LV8N/AExternally Equalized
1978FordThunderbird——6.6LV8N/AExternally Equalized
1978FordThunderbird——5.8LV8N/AExternally Equalized
1978LincolnVersailles——5.0LV8N/AExternally Equalized
1978MercuryCougar——5.8LV8N/AExternally Equalized
1978MercuryCougar——6.6LV8N/AExternally Equalized
1978MercuryCougar——5.0LV8N/AExternally Equalized
1977FordLTDLandau———N/A—
1977FordThunderbird————N/A—
1977LincolnVersailles——5.0LV8N/AExternally Equalized
1977LincolnVersailles——5.8LV8N/AExternally Equalized
1977MercuryBobcat————N/A—
1977MercuryCougar————N/A—
1976FordLTDCountry Squire———N/A—
1976FordPinto————N/A—
1976FordThunderbird————N/A—
1976LincolnContinental————N/A—
1976MercuryBobcat————N/A—
1976MercuryCougar————N/A—
1976MercuryGrand Marquis————N/A—
1976MercuryMarquis————N/A—
1976MercuryMontego————N/A—
1975BuickSkylark————N/A—
1975CadillacCommercial Chassis————Rear—
1975CadillacDeVille————Rear—
1975CadillacFleetwood————Rear—
1975FordLTDCountry Squire———N/A—
1975FordPinto————N/A—
1975FordThunderbird————N/A—
1975LincolnContinental————N/A—
1975MercuryBobcat————N/A—
1975MercuryCougar————N/A—
1975MercuryGrand Marquis————N/A—
1975MercuryMarquis————N/A—
1975MercuryMonarch————N/A—
1975MercuryMontego————N/A—
1974BuickCentury—Sedan5.7LV8N/A—
1974BuickRegal—Sedan7.5LV8N/A—
1974CadillacDeVille————Rear—
1974CadillacFleetwood————Rear—
1974ChevroletNova————N/A—
1974FordPinto————N/A—
1974FordThunderbird————N/A—
1974LincolnContinental————N/A—
1974MercuryColony Park——6.6LV8N/A—
1974MercuryCougar————N/A—
1974MercuryMarquis————N/A—
1974MercuryMontego————N/A—
1974Oldsmobile98————N/A—
1974OldsmobileCustom Cruiser————N/A—
1974OldsmobileCutlass————N/A—
1974OldsmobileCutlass Supreme————N/A—
1974OldsmobileDelta 88————N/A—
1974OldsmobileOmega————N/A—
1973BuickCentury—Sedan7.5LV8N/A—
1973BuickRegal—Coupe7.5LV8N/A—
1973CadillacDeVille————N/A—
1973CadillacEldorado————N/A—
1973CadillacFleetwood————Rear—
1973ChevroletCamaro————N/A—
1973ChevroletEl Camino————N/A—
1973ChevroletMonte Carlo————N/A—
1973ChevroletNova————N/A—
1973ChryslerImperial————Rear—
1973ChryslerNew Yorker————Rear—
1973FordThunderbird——7.0LV8N/A—
1973LincolnContinental————N/A—
1973MercuryColony Park————N/A—
1973MercuryMarquis————N/A—
1973MercuryMontego————N/A—
1973Oldsmobile98————N/A—
1973OldsmobileCutlass————N/A—
1973OldsmobileCutlass Supreme————N/A—
1973OldsmobileDelta 88————N/A—
1973OldsmobileOmega————N/A—
1973PontiacBonneville——7.5LV8N/A—
1973PontiacCatalina————N/A—
1973PontiacFirebird————N/A—
1973PontiacGrand Am————N/A—
1973PontiacGrand Prix————N/A—
1973PontiacGTO————N/A—
1973PontiacLeMans————N/A—
1972BuickLeSabre—Coupe7.5LV8N/A—
1972BuickRiviera————N/A—
1972BuickSkylark————N/A—
1972CadillacDeVille————Rear—
1972CadillacEldorado————N/A—
1972CadillacFleetwood————Rear—
1972ChevroletBel Air————N/A—
1972ChevroletBlazer————Front—
1972ChevroletC10 Suburban————Front—
1972ChevroletC20 Suburban————Front—
1972ChevroletCamaro————N/A—
1972ChevroletCaprice——7.4LV8N/A—
1972ChevroletCorvette————N/A—
1972ChevroletEl Camino————N/A—
1972ChevroletImpala————N/A—
1972ChevroletK10 Suburban————Front—
1972ChevroletK20 Suburban————Front—
1972ChevroletMonte Carlo————N/A—
1972ChevroletNova————N/A—
1972ChryslerImperial————Rear—
1972ChryslerNew Yorker————Rear—
1972FordThunderbird——7.5LV8N/A—
1972GMCJimmy————Front—
1972LincolnContinental————N/A—
1972MercuryColony Park————N/A—
1972MercuryMarquis————N/A—
1972MercuryMontego————N/A—
1972Oldsmobile98————N/A—
1972OldsmobileCutlassS———N/A—
1972OldsmobileCutlass Supreme————N/A—
1972OldsmobileDelta 88————N/A—
1972OldsmobileToronado————N/A—
1972PontiacBonneville————N/A—
1972PontiacCatalina————N/A—
1972PontiacFirebird————N/A—
1972PontiacGrand Prix————N/A—
1972PontiacGTO————N/A—
1972PontiacLeMans————N/A—
1971BuickLeSabre—Convertible7.5LV8N/A—
1971BuickRiviera————N/A—
1971BuickSkylark————N/A—
1971CadillacDeVille————Rear—
1971CadillacEldorado————N/A—
1971CadillacFleetwood————Rear—
1971ChevroletBel Air————N/A—
1971ChevroletBlazer————Front—
1971ChevroletC10 Suburban————Front—
1971ChevroletC20 Suburban————Front—
1971ChevroletCamaro————N/A—
1971ChevroletCaprice——7.4LV8N/A—
1971ChevroletCorvette————N/A—
1971ChevroletEl Camino————N/A—
1971ChevroletImpala————N/A—
1971ChevroletK10 Suburban————Front—
1971ChevroletK20 Suburban————Front—
1971ChevroletMonte Carlo————N/A—
1971ChevroletNova————N/A—
1971ChryslerImperial————Rear—
1971ChryslerNew Yorker————Rear—
1971GMCJimmy————Front—
1971LincolnContinental————N/A—
1971Oldsmobile98————N/A—
1971OldsmobileCutlass————N/A—
1971OldsmobileCutlass Supreme————N/A—
1971OldsmobileDelta 88————N/A—
1971OldsmobileToronado————N/A—
1971PontiacBonneville——5.7LV8N/A—
1971PontiacCatalina————N/A—
1971PontiacFirebird————N/A—
1971PontiacGrand Prix————N/A—
1971PontiacGTO————N/A—
1971PontiacLeMans————N/A—
1970BuickLeSabre—Sedan7.5LV8N/A—
1970BuickRiviera————N/A—
1970BuickSkylark——4.1LL6N/A—
1970CadillacDeVille————Rear—
1970CadillacEldorado————N/A—
1970CadillacFleetwoodBase———Rear—
1970ChevroletBel Air————N/A—
1970ChevroletBlazer————Front—
1970ChevroletC10 Suburban————Front—
1970ChevroletC20 Suburban————Front—
1970ChevroletCamaro————N/A—
1970ChevroletCaprice————N/A—
1970ChevroletCorvette————N/A—
1970ChevroletEl Camino————N/A—
1970ChevroletImpala————N/A—
1970ChevroletK10 Suburban————Front—
1970ChevroletK20 Suburban————Front—
1970ChevroletMonte Carlo————N/A—
1970ChevroletNova————N/A—
1970ChryslerImperial————Rear—
1970ChryslerNew Yorker————Rear—
1970GMCG15/G1500 Van————Front—
1970GMCG25/G2500 Van————Front—
1970GMCJimmy————Front—
1970Oldsmobile98————N/A—
1970OldsmobileCutlass————N/A—
1970OldsmobileCutlass Supreme————N/A—
1970OldsmobileDelta 88————N/A—
1970OldsmobileToronado————N/A—
1970PontiacBonnevilleSafari———N/A—
1970PontiacCatalinaBase———N/A—
1970PontiacFirebird————N/A—
1970PontiacGrand Prix————N/A—
1970PontiacGTO————N/A—
1970PontiacLeMansBase———N/A—
1969BuickLeSabre—Convertible5.7LV8N/A—
1969BuickRiviera————N/A—
1969BuickSkylark————N/A—
1969CadillacDeVille————Rear—
1969CadillacEldorado————Front—
1969CadillacFleetwood60 Special———Front—
1969ChevroletBel Air——4.1LL6N/A—
1969ChevroletBlazer————Front—
1969ChevroletC10 Suburban————Front—
1969ChevroletC20 Suburban————Front—
1969ChevroletCamaro————N/A—
1969ChevroletCaprice————N/A—
1969ChevroletCorvette————N/A—
1969ChevroletEl Camino————N/A—
1969ChevroletImpala————N/A—
1969ChevroletK10 Suburban————Front—
1969ChevroletK20 Suburban————Front—
1969ChevroletNova————N/A—
1969ChryslerImperial————Rear—
1969ChryslerNew Yorker————Rear—
1969Oldsmobile98————N/A—
1969OldsmobileCutlass————N/A—
1969OldsmobileCutlass Supreme————N/A—
1969OldsmobileDelta 88————N/A—
1969OldsmobileToronado————N/A—
1969PontiacBonnevilleBase———N/A—
1969PontiacCatalinaSafari———N/A—
1969PontiacFirebird————N/A—
1969PontiacGrand Prix————N/A—
1969PontiacGTO————N/A—
1969PontiacLeMansSafari———N/A—
1968BuickLeSabre—Convertible5.7LV8N/A—
1968BuickRiviera————N/A—
1968BuickSkylark——5.7LV8N/A—
1968CadillacDeVille————Rear—
1968CadillacEldorado————Front—
1968CadillacFleetwood60 Special———Rear—
1968ChevroletBel Air——5.4LV8N/A—
1968ChevroletCamaro————N/A—
1968ChevroletCaprice————N/A—
1968ChevroletCorvette————N/A—
1968ChevroletEl Camino————N/A—
1968ChevroletImpala————N/A—
1968ChryslerImperial————Rear—
1968ChryslerNew Yorker————Rear—
1968DodgeMonaco————Rear—
1968GMCG15/G1500 Van————Front—
1968GMCG25/G2500 Van————Front—
1968Oldsmobile98————N/A—
1968OldsmobileCutlass————N/A—
1968OldsmobileCutlass Supreme————N/A—
1968OldsmobileDelta 88————N/A—
1968OldsmobileToronado————N/A—
1968PontiacBonnevilleSafari———N/A—
1968PontiacCatalinaBase———N/A—
1968PontiacFirebird————N/A—
1968PontiacGrand Prix————N/A—
1968PontiacGTO————N/A—
1968PontiacLeMans————N/A—
1967BuickLeSabre—Convertible5.6LV8N/A—
1967BuickRiviera————N/A—
1967BuickSkylark——5.6LV8N/A—
1967CadillacDeVille————Rear—
1967CadillacEldorado————Front—
1967CadillacFleetwood————Rear—
1967ChevroletBel Air————N/A—
1967ChevroletCamaro————N/A—
1967ChevroletCaprice————N/A—
1967ChevroletCorvette————N/A—
1967ChevroletEl Camino————N/A—
1967ChevroletImpala————N/A—
1967ChryslerImperial————Rear—
1967ChryslerNew Yorker————Rear—
1967DodgeMonaco————Rear—
1967GMCG15/G1500 Van————Front—
1967GMCG25/G2500 Van————Front—
1967Oldsmobile98————N/A—
1967OldsmobileCutlassBase———N/A—
1967OldsmobileCutlass Supreme————N/A—
1967OldsmobileDelta 88————N/A—
1967OldsmobileToronado————N/A—
1967PontiacBonneville————N/A—
1967PontiacCatalina————N/A—
1967PontiacFirebird————N/A—
1967PontiacGrand Prix————N/A—
1967PontiacGTO————N/A—
1967PontiacLeMans————N/A—
1966BuickLeSabre—Sedan5.6LV8N/A—
1966BuickRiviera————N/A—
1966BuickSkylark————N/A—
1966CadillacDeVille————Rear—
1966CadillacEldorado————Front—
1966CadillacFleetwood————Front—
1966ChevroletBel Air————N/A—
1966ChevroletCaprice————N/A—
1966ChevroletCorvette————N/A—
1966ChevroletEl Camino————N/A—
1966ChevroletImpala————N/A—
1966ChryslerImperial————Rear—
1966ChryslerNew Yorker————Rear—
1966DodgeMonaco————Rear—
1966Oldsmobile98————N/A—
1966OldsmobileCutlass————N/A—
1966OldsmobileDelta 88————N/A—
1966OldsmobileStarfire————N/A—
1966OldsmobileToronado————N/A—
1966PontiacBonneville————N/A—
1966PontiacCatalina————N/A—
1966PontiacGrand Prix————N/A—
1966PontiacGTO————N/A—
1966PontiacLeMans————N/A—
1965BuickLeSabre—Coupe4.9LV8N/A—
1965BuickRiviera————N/A—
1965BuickSkylark————N/A—
1965CadillacDeVille————Rear—
1965CadillacEldorado————Front—
1965CadillacFleetwood————Front—
1965ChevroletBel Air————N/A—
1965ChevroletCorvette————N/A—
1965ChevroletEl Camino————N/A—
1965ChevroletImpala————N/A—
1965ChryslerImperial————Rear—
1965ChryslerNew Yorker————Rear—
1965DodgeMonaco————Rear—
1965Oldsmobile98————N/A—
1965OldsmobileCutlass————N/A—
1965OldsmobileDelta 88————N/A—
1965OldsmobileStarfire————N/A—
1965PontiacBonnevilleBase———N/A—
1965PontiacCatalinaVentura———N/A—
1965PontiacGrand Prix————N/A—
1965PontiacGTO————N/A—
1965PontiacLeMans————N/A—
1964BuickLeSabre—Hardtop6.6LV8N/A—
1964BuickRiviera————N/A—
1964BuickSkylark————N/A—
1964CadillacDeVille————Front—
1964CadillacEldorado————Front—
1964ChevroletBel Air————N/A—
1964ChevroletCorvette————N/A—
1964ChevroletEl Camino————N/A—
1964ChevroletImpala————N/A—
1964Oldsmobile98————N/A—
1964OldsmobileCutlass————N/A—
1964OldsmobileStarfire————N/A—
1964PontiacBonnevilleSafari———N/A—
1964PontiacCatalinaBase———N/A—
1964PontiacGrand Prix————N/A—
1964PontiacGTO————N/A—
1964PontiacLeMans————N/A—
1963BuickLeSabre—Hardtop6.6LV8N/A—
1963BuickRiviera————N/A—
1963CadillacDeVille————Front—
1963CadillacEldorado————Front—
1963ChevroletBel Air————N/A—
1963ChevroletCorvette————N/A—
1963ChevroletImpala————N/A—
1963Oldsmobile98————N/A—
1963OldsmobileStarfire————N/A—
1963PontiacBonnevilleSafari———N/A—
1963PontiacCatalinaBase———N/A—
1963PontiacLeMans————N/A—
1962BuickLeSabre—Sedan6.6LV8N/A—
1962ChevroletBel Air————N/A—
1962ChevroletImpala————N/A—
1962Oldsmobile98————N/A—
1962OldsmobileStarfire————N/A—
1962PontiacBonnevilleCustom———N/A—
1962PontiacCatalinaSafari———N/A—
1961ChevroletBel Air————N/A—
1961ChevroletImpala————N/A—
1961Oldsmobile98————N/A—
1961PontiacBonnevilleBase———N/A—
1961PontiacCatalinaSafari———N/A—
1960ChevroletBel Air————N/A—
1960ChevroletImpala————N/A—
Directly replaces or cross-references 111 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AP Exhaust — 38728Dorman - HELP — 38729Dorman - OE Solutions — 902-225Edelmann — 92116FEL-PRO — 1630Four Seasons — 38622Four Seasons — 38652Four Seasons — 38864Gates — 1620Global Parts Distributors LLC — 1813001Global Parts Distributors LLC — 1813003Global Parts Distributors LLC — 1813009UAC — EX6069CUAC — EX6081CUAC — EX10428CUAC — EX10430C12-3010A12-3025A15-548815-577415-580215-5082715-5082816-418172-1017572-1018272-1213572-1250892-116208-106826-003826-0813230-2180234379-RD5-5862-04379RD55862021590R160012-5007123010A123025A155488155774155802164181207300207337207370207591208106306107434683C1451996C1454608C1454685C1454695C1469475C1539064R91540173591045758622758652758728758729758864826003826081902225932111155082715508281691469C218990241899025189902618990362485756252185428089892932842311311936328773632986591076665514356551448117040111170401211705281117052821170602111706022117061011170610212323651191897676001250073230218023A22-14423-002A22-14423-2A22144232A2214423002ACC72-10007ACC7210007ACX010668AEV70-4419D70Z19849AEA1410M-161M161REA72-10007REA7210007ZGG12029