GMB 930-2340 Engine Cooling Fan Clutch

Brand GMB 930-2340
Item Grade Oem standard
Material Aluminum
Product Condition New
Thermal / Non-Thermal Thermal
Fits Chevrolet, Ford, GMC, and Mercury · 116 vehicles

OEM-standard quality. Manufactured to meet or exceed OEM specifications.

Thermal operation. Responds to temperature changes for precise fan engagement.

Aluminum construction. Lightweight material helps support reliable cooling performance.

Cross-references Anchor 2711, Dorman - HELP 77234 and Four Seasons 36964 for the same application. See all 16.

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Engine Cooling Fan Clutch for OE-Style Cooling Control

This GMB engine cooling fan clutch is an OEM standard replacement built with an aluminum construction and thermal operation. It is manufactured to meet or exceed OEM specifications, making it a direct-fit choice for restoring proper fan engagement on a wide range of classic Ford, Mercury, Chevrolet, and GMC applications.

  • Brand: GMB
  • Part number: 930-2340
  • OEM Standard item grade
  • Aluminum construction
  • New thermal fan clutch design
  • Built to meet or exceed OEM specifications

Fitment and Application Details

Compatible with vehicles that use a clockwise (standard) rotation thermal fan clutch, including Fits 1987 GMC R1500, N/A; Fits 1987 GMC R2500, N/A; Fits 1987 GMC R3500, N/A; Fits 1987 GMC V1500, N/A; Fits 1987 GMC V2500, N/A; Fits 1987 GMC V3500, N/A; Fits 1986 GMC S15, N/A; Fits 1986 GMC S15 Jimmy, N/A; Fits 1978-1983 Ford Fairmont, N/A; Fits 1983 Ford LTD, N/A; Fits 1972-1978 Ford LTD, N/A; Fits 1983 Mercury Marquis, N/A; Fits 1978-1983 Mercury Zephyr, N/A; Fits 1979-1982 Ford Mustang, N/A; Fits 1980-1982 Ford Thunderbird, N/A; Fits 1972-1976 Ford Thunderbird, N/A; Fits 1980-1982 Mercury Capri, N/A; Fits 1980-1982 Mercury Cougar, N/A; Fits 1974-1976 Mercury Cougar, N/A; Fits 1975-1978 Mercury Grand Marquis, N/A; Fits 1972-1978 Mercury Marquis, N/A; Fits 1975-1977 Mercury Monarch, N/A; Fits 1974-1976 Mercury Montego, N/A; Fits 1969-1974 Ford E-100 Econoline, N/A; Fits 1968-1972 Ford Bronco, N/A; Fits 1960-1969 Chevrolet Corvette, N/A; Fits 1966-1967 Ford Bronco, N/A; Fits 1962-1967 Ford Econoline, N/A; Fits 1956-1959 Chevrolet Corvette, N/A.

This part cross-references Dorman - HELP (e.g., 77234) and Four Seasons (e.g., 36964) for the same application.

What This Fan Clutch Helps Address

  • Fan engagement that is delayed, weak, or inconsistent at operating temperature
  • Cooling performance concerns during idle, stop-and-go driving, or towing
  • Excessive fan noise caused by a worn thermal clutch
  • Temperature control issues on classic Ford Bronco, Mustang, Thunderbird, and Econoline applications
  • Cooling system service needs on GMC R1500, R2500, R3500, and Chevrolet Corvette models

Installation Notes and Tips

Verify clockwise rotation, thermal clutch type, and fan diameter requirements before installation. This application includes standard-duty configurations, with specific notes for certain vehicles such as 17-inch or 18-inch fan setups, AC-equipped models, and exclusions like police or taxi packages where listed. Confirm the original part number and mounting pattern against your existing unit before replacement. The GMB 930-2340 is intended for direct replacement on listed vehicles only.

Quality Assurance

GMB manufactures this fan clutch to meet or exceed OEM specifications, supporting OE-style fit and function for the listed applications. The aluminum construction and OEM standard grade reflect a replacement part built for dependable cooling system service.

This part fits 116 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
1987GMCR1500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1987GMCR2500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1987GMCR3500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1987GMCV1500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1987GMCV2500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1987GMCV3500—5.7LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1986GMCS15—2.5LL4N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; w/ AC
1986GMCS15 Jimmy—2.5LL4N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; w/ AC
1983FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1983FordLTD—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1983MercuryMarquis—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Exc. Police Package
1983MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1982FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1982FordMustang—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1982FordThunderbird—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1982MercuryCapri—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1982MercuryCougar—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1982MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1981FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1981FordMustang—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1981FordThunderbird—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1981MercuryCapri—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1981MercuryCougar—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1981MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1980FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1980FordMustang—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1980FordThunderbird—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1980MercuryCapri—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1980MercuryCougar—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1980MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1979FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1979FordMustang—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1979MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1978FordFairmont—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1978FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1978MercuryGrand Marquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1978MercuryMarquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1978MercuryZephyr—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; Excl. Taxi
1977FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1977MercuryGrand Marquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1977MercuryMarquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1977MercuryMonarch—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976FordThunderbird———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryCougar—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryGrand Marquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryMarquisBase7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryMarquisBrougham7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryMonarch—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1976MercuryMontego—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975FordThunderbird———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryCougar—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryGrand Marquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryMarquisBase7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryMarquisBrougham7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryMonarch—3.3LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1975MercuryMontego—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1974FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1974FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1974FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1974FordThunderbird———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1974MercuryCougar—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1974MercuryMarquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1974MercuryMontego—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1973FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1973FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1973FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1973FordThunderbird—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1973MercuryMarquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1972FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1972FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1972FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1972FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1972FordLTD—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1972FordThunderbird—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1972MercuryMarquis—7.5LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1971FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1971FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1971FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1971FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1970FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1970FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1970FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1970FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1969ChevroletCorvette—7.0LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1969FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1969FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1969FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1969FordE-100 Econoline—3.9LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1968ChevroletCorvette—5.3LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1968ChevroletCorvette—7.0LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1968FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1968FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 18 Inch Fan
1967ChevroletCorvette—7.0LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1967ChevroletCorvette—5.3LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1967FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1967FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1966ChevroletCorvette—5.3LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1966ChevroletCorvette—7.0LV8N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1966FordBronco—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1966FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1965ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1965FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1964ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1964FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1963ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1963FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1962ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1962FordEconoline—2.8LL6N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty; 17 Inch Fan
1961ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1960ChevroletCorvette———N/AClockwise (Std) Rotation; Thermal Fan Clutch; Standard Duty
1959ChevroletCorvette—4.6LV8N/AClockwise (Std) Rotation; Non-Thermal Fan Clutch
1958ChevroletCorvette—4.6LV8N/AClockwise (Std) Rotation; Non-Thermal Fan Clutch
1957ChevroletCorvette—4.6LV8N/AClockwise (Std) Rotation; Non-Thermal Fan Clutch
1956ChevroletCorvette—4.3LV8N/AClockwise (Std) Rotation; Non-Thermal Fan Clutch
Directly replaces or cross-references 16 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2711Dorman - HELP — 77234Four Seasons — 36964Gates — 22012NGK — 55342711TA1150122150122733709227111580275930234019189687E0SZ8A616AFC49YB271