Home OEM Wheel and Tire Size Look Up Mercury Wheel and Tire Sizes, Specifications and MeasurementsThis site contains affiliate links for which we may be compensated.
1978 Mercury Cougar Wheel and Tire Measurements and Specifications Editor's Note: This is a new tool (1/21). Not all models or model years are fully represented in the results - some full generations are not yet listed. We are working to grow this resource as quickly as possible.
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1978 Mercury Cougar
Mercury Cougar Generations / Model Years I: 1967 , 1968 , 1969 , 1970 II: 1971 , 1972 , 1973 III: 1974 , 1975 , 1976 IV: 1977 , 1978 , 1979 V: 1980 , 1981 , 1982 VI: 1983 , 1984 , 1985 , 1986 , 1987 , 1988 MN12: 1989 , 1990 , 1991 , 1992 , 1993 , 1994 , 1995 , 1996 , 1997 CDW27: 1998 , 1999 , 2000 , 2001 , 2002 1978 Mercury Cougar Trim Packages and OEM Wheel/Tire Options 1978 Mercury Cougar V8 OEM Wheel Size — Tire Size Options:
7Jx14 ET0 — 225/75R14 7Jx14 ET0 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 7" (178mm)
Wheel Diameter: 14" (356mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 0
Wheel Backspace: 4.00" (102mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 225/75R14 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 168.75mm (6.645")
Overall Height: 693.10mm (27.29")
Aspect Ratio: 75
6Jx15 ET12 — 205/75R15 6Jx15 ET12 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 6" (152mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 12
Wheel Backspace: 3.97" (101mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 205/75R15 Tire Measurements and Specifications Tire Width: 205mm (8.07")
Tire Section Height: 153.75mm (6.0525")
Overall Height: 688.50mm (27.11")
Aspect Ratio: 75
6.5Jx15 ET6 — 215/70R15 6.5Jx15 ET6 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 6.5" (165mm)
Wheel Diameter: 15" (381mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 6
Wheel Backspace: 3.99" (101mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 215/70R15 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 150.5mm (5.922")
Overall Height: 682.00mm (26.84")
Aspect Ratio: 70
6Jx16 ET12 — 205/65R16 6Jx16 ET12 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 6" (152mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 12
Wheel Backspace: 3.97" (101mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 205/65R16 Tire Measurements and Specifications Tire Width: 205mm (8.07")
Tire Section Height: 133.25mm (5.2455")
Overall Height: 672.90mm (26.49")
Aspect Ratio: 65
6.5x16 ET6 — 215/60R16 6.5x16 ET6 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 6.5" (165mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 6
Wheel Backspace: 3.99" (101mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 215/60R16 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 664.40mm (26.15")
Aspect Ratio: 60
7Jx16 ET0 — 225/65R16 7Jx16 ET0 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 7" (178mm)
Wheel Diameter: 16" (406mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 0
Wheel Backspace: 4.00" (102mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 225/65R16 Tire Measurements and Specifications Tire Width: 225mm (8.86")
Tire Section Height: 146.25mm (5.759")
Overall Height: 698.90mm (27.52")
Aspect Ratio: 65
6.5Jx17 ET6 — 215/60R17 6.5Jx17 ET6 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 6.5" (165mm)
Wheel Diameter: 17" (432mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 6
Wheel Backspace: 3.99" (101mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 215/60R17 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 129mm (5.076")
Overall Height: 689.80mm (27.15")
Aspect Ratio: 60
7.5Jx17 ET-5 — 235/55R17 7.5Jx17 ET-5 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 7.5" (191mm)
Wheel Diameter: 17" (432mm)
Hub Centerbore: 70.5 mm
Wheel Offset: -5
Wheel Backspace: 4.05" (103mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 235/55R17 Tire Measurements and Specifications Tire Width: 235mm (9.25")
Tire Section Height: 129.25mm (5.0875")
Overall Height: 690.30mm (27.18")
Aspect Ratio: 55
7Jx18 ET0 — 215/55R18 7Jx18 ET0 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 7" (178mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 70.5 mm
Wheel Offset: 0
Wheel Backspace: 4.00" (102mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 215/55R18 Tire Measurements and Specifications Tire Width: 215mm (8.46")
Tire Section Height: 118.25mm (4.653")
Overall Height: 693.70mm (27.31")
Aspect Ratio: 55
8Jx18 ET-10 — 245/50R18 8Jx18 ET-10 Wheel Measurements and Specifications Wheel Bolt Pattern: 5x114.3
Wheel Width: 8" (203mm)
Wheel Diameter: 18" (457mm)
Hub Centerbore: 70.5 mm
Wheel Offset: -1
Wheel Backspace: 4.46" (113mm) ±
Wheel Fasteners: 1/2" - 20 UNF Lug nuts Torque Sequence: 1, 3, 5, 2, 4 Torque Specification: 75-85 Ft/Lbs *
One-peice construction wheels. 245/50R18 Tire Measurements and Specifications Tire Width: 245mm (9.65")
Tire Section Height: 122.5mm (4.825")
Overall Height: 702.20mm (27.65")
Aspect Ratio: 50
Model/Trim Notes: The mercury cougar V8 was available in the USDM from Model Year 1977 to 1979 and is powered by a V8, Petrol engine.