The Edelbrock #8566 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1969-1974 | Ford | Country Sedan | Base |
| 1969-1974 | Ford | Country Squire | Base |
| 1969-1972 | Ford | Custom | Base |
| 1969-1976 | Ford | Custom 500 | Base |
| 1978 | Ford | E-100 Econoline | Base |
| 1978 | Ford | E-100 Econoline | Chateau |
| 1978 | Ford | E-100 Econoline | Custom |
| 1978 | Ford | E-100 Econoline | Northland |
| 1975-1980 | Ford | E-250 Econoline | Base |
| 1975-1980 | Ford | E-250 Econoline | Chateau |
| 1975-1980 | Ford | E-250 Econoline | Custom |
| 1975-1978 | Ford | E-250 Econoline | Northland |
| 1975-1982,1984-1986 | Ford | E-250 Econoline Club Wagon | Base |
| 1975-1982 | Ford | E-250 Econoline Club Wagon | Chateau |
| 1975-1983,1987 | Ford | E-250 Econoline Club Wagon | Custom |
| 1975-1978 | Ford | E-250 Econoline Club Wagon | Northland |
| 1983-1987 | Ford | E-250 Econoline Club Wagon | XL |
| 1984-1987 | Ford | E-250 Econoline Club Wagon | XLT |
| 1975-1982,1984-1986 | Ford | E-350 Econoline | Base |
| 1975-1982 | Ford | E-350 Econoline | Chateau |
| 1975-1983,1987 | Ford | E-350 Econoline | Custom |
| 1975-1978 | Ford | E-350 Econoline | Northland |
| 1983-1987 | Ford | E-350 Econoline | XL |
| 1977-1982,1984-1986 | Ford | E-350 Econoline Club Wagon | Base |
| 1977-1982 | Ford | E-350 Econoline Club Wagon | Chateau |
| 1977-1983,1987 | Ford | E-350 Econoline Club Wagon | Custom |
| 1977-1978 | Ford | E-350 Econoline Club Wagon | Northland |
| 1983-1987 | Ford | E-350 Econoline Club Wagon | XL |
| 1984-1987 | Ford | E-350 Econoline Club Wagon | XLT |
| 1975-1976 | Ford | Elite | Base |
| 1973-1974 | Ford | F-100 | Base |
| 1976-1978 | Ford | F-150 | Base |
| 1975-1979 | Ford | F-150 | Custom |
| 1975-1978 | Ford | F-150 | Northland |
| 1975-1979 | Ford | F-150 | Ranger |
| 1978-1979 | Ford | F-150 | Ranger Lariat |
| 1975-1979 | Ford | F-150 | Ranger XLT |
| 1977 | Ford | F-150 | XLT |
| 1973-1974,1976-1978,1983-1986 | Ford | F-250 | Base |
| 1975-1979,1987 | Ford | F-250 | Custom |
| 1975-1978 | Ford | F-250 | Northland |
| 1975-1979 | Ford | F-250 | Ranger |
| 1978-1979 | Ford | F-250 | Ranger Lariat |
| 1975-1979 | Ford | F-250 | Ranger XLT |
| 1983-1987 | Ford | F-250 | XL |
| 1983 | Ford | F-250 | XLS |
| 1977,1983-1984 | Ford | F-250 | XLT |
| 1985-1987 | Ford | F-250 | XLT Lariat |
| 1973-1974,1976-1978,1983-1986 | Ford | F-350 | Base |
| 1975-1979,1987 | Ford | F-350 | Custom |
| 1975-1978 | Ford | F-350 | Northland |
| 1975-1979 | Ford | F-350 | Ranger |
| 1978-1979 | Ford | F-350 | Ranger Lariat |
| 1975-1979 | Ford | F-350 | Ranger XLT |
| 1983-1987 | Ford | F-350 | XL |
| 1983 | Ford | F-350 | XLS |
| 1977,1983-1984 | Ford | F-350 | XLT |
| 1985-1987 | Ford | F-350 | XLT Lariat |
| 1970 | Ford | Fairlane | 500 |
| 1970 | Ford | Falcon | Base |
| 1970 | Ford | Falcon | Futura |
| 1969-1974 | Ford | Galaxie 500 | Base |
| 1969-1970 | Ford | Galaxie 500 | XL |
| 1972-1976 | Ford | Gran Torino | Base |
| 1973-1976 | Ford | Gran Torino | Brougham |
| 1974-1975 | Ford | Gran Torino | Elite |
| 1972-1975 | Ford | Gran Torino | Sport |
| 1972-1976 | Ford | Gran Torino | Squire |
| 1969-1978 | Ford | LTD | Base |
| 1970-1976 | Ford | LTD | Brougham |
| 1975-1978 | Ford | LTD | Country Squire |
| 1975-1978 | Ford | LTD | Landau |
| 1969-1973 | Ford | Mustang | Base |
| 1971-1972 | Ford | Mustang | Boss 351 |
| 1969-1970 | Ford | Mustang | Boss 429 |
| 1970-1973 | Ford | Mustang | Grande |
| 1970-1973 | Ford | Mustang | Mach 1 |
| 1969-1974 | Ford | Ranch Wagon | Base |
| 1970 | Ford | Ranch Wagon | Police Cruiser |
| 1970-1977 | Ford | Ranchero | 500 |
| 1970-1971 | Ford | Ranchero | Base |
| 1970-1977 | Ford | Ranchero | GT |
| 1970-1976 | Ford | Ranchero | Squire |
| 1968-1976 | Ford | Thunderbird | Base |
| 1971 | Ford | Torino | 500 |
| 1970-1976 | Ford | Torino | Base |
| 1970-1971 | Ford | Torino | Brougham |
| 1970-1971 | Ford | Torino | Cobra |
| 1970-1971 | Ford | Torino | GT |
| 1970-1971 | Ford | Torino | Squire |
| 1970-1971 | Ford | Torino | Super Cobra Jet |
| 1968-1978 | Lincoln | Continental | Base |
| 1968-1971 | Lincoln | Mark III | Base |
| 1972-1976 | Lincoln | Mark IV | Base |
| 1977-1978 | Lincoln | Mark V | Base |
| 1969-1974 | Mercury | Colony Park | Base |
| 1970-1973 | Mercury | Cougar | Base |
| 1969-1970 | Mercury | Cougar | Boss 429 |
| 1970 | Mercury | Cougar | Cobra Jet |
| 1970-1976 | Mercury | Cougar | XR-7 |
| 1969-1971 | Mercury | Cyclone | Base |
| 1969 | Mercury | Cyclone | CJ |
| 1970-1971 | Mercury | Cyclone | GT |
| 1969-1971 | Mercury | Cyclone | Spoiler |
| 1975-1978 | Mercury | Grand Marquis | Base |
| 1969-1970 | Mercury | Marauder | Base |
| 1969-1970 | Mercury | Marauder | X-100 |
| 1969-1978 | Mercury | Marquis | Base |
| 1969-1978 | Mercury | Marquis | Brougham |
| 1975-1976 | Mercury | Marquis | Colony Park |
| 1970-1974,1976 | Mercury | Montego | Base |
| 1975 | Mercury | Montego | Brougham |
| 1972-1973 | Mercury | Montego | GT |
| 1970-1976 | Mercury | Montego | MX |
| 1970-1974,1976 | Mercury | Montego | MX Brougham |
| 1976 | Mercury | Montego | MX Villager |
| 1970-1975 | Mercury | Montego | Villager |
| 1969-1974 | Mercury | Monterey | Base |
| 1969-1974 | Mercury | Monterey | Custom |
- 1968-ford-thunderbird-base-esi6674031
- 1969-ford-ltd-base-esi7200266
- 1969-ford-mustang-base-esi1817277
- 1969-ford-mustang-boss-429-esi7083176
- 1969-ford-thunderbird-base-esi6190359
- 1970-ford-ltd-base-esi9518518
- 1970-ford-ltd-brougham-esi1032580
- 1970-ford-mustang-base-esi3653073
- 1970-ford-mustang-boss-429-esi6128178
- 1970-ford-mustang-grande-esi1074102
- 1970-ford-mustang-mach-1-esi5005014
- 1970-ford-thunderbird-base-esi9008473
- 1971-ford-ltd-base-esi6597024
- 1971-ford-ltd-brougham-esi8554570
- 1971-ford-mustang-base-esi8087719
- 1971-ford-mustang-boss-351-esi8279048
- 1971-ford-mustang-grande-esi3616817
- 1971-ford-mustang-mach-1-esi5321404
- 1971-ford-thunderbird-base-esi4018230
- 1972-ford-ltd-base-esi7950189
- 1972-ford-ltd-brougham-esi2218115
- 1972-ford-mustang-base-esi6399742
- 1972-ford-mustang-boss-351-esi6775694
- 1972-ford-mustang-grande-esi5620688
- 1972-ford-mustang-mach-1-esi4367579
- 1972-ford-thunderbird-base-esi4393234
- 1973-ford-f-100-base-esi2045317
- 1973-ford-f-250-base-esi1730191
- 1973-ford-f-350-base-esi6775945
- 1973-ford-ltd-base-esi3796996
- 1973-ford-ltd-brougham-esi6610587
- 1973-ford-mustang-base-esi1826496
- 1973-ford-mustang-grande-esi3560233
- 1973-ford-mustang-mach-1-esi8583746
- 1973-ford-thunderbird-base-esi4094321
- 1974-ford-f-100-base-esi3842586
- 1974-ford-f-250-base-esi3110284
- 1974-ford-f-350-base-esi6994016
- 1974-ford-ltd-base-esi6238231
- 1974-ford-ltd-brougham-esi5511471
- 1974-ford-thunderbird-base-esi9183442
- 1975-ford-f-150-custom-esi6365580
- 1975-ford-f-150-northland-esi6047132
- 1975-ford-f-150-ranger-esi8463748
- 1975-ford-f-150-ranger-xlt-esi4621750
- 1975-ford-f-250-custom-esi2023298
- 1975-ford-f-250-northland-esi2794015
- 1975-ford-f-250-ranger-esi8195956
- 1975-ford-f-350-custom-esi8636611
- 1975-ford-f-350-northland-esi3592098
- 1975-ford-f-350-ranger-esi3089997
- 1975-ford-f-350-ranger-xlt-esi3744058
- 1975-ford-ltd-base-esi9730348
- 1975-ford-ltd-brougham-esi7748950
- 1975-ford-ltd-country-squire-esi2716351
- 1975-ford-ltd-landau-esi3465292
- 1975-ford-thunderbird-base-esi9279892
- 1976-ford-f-150-base-esi6066985
- 1976-ford-f-150-custom-esi1621510
- 1976-ford-f-150-northland-esi9495359
- 1976-ford-f-150-ranger-esi7069051
- 1976-ford-f-150-ranger-xlt-esi5884705
- 1976-ford-f-250-base-esi6664697
- 1976-ford-f-250-custom-esi5565135
- 1976-ford-f-250-northland-esi7439938
- 1976-ford-f-250-ranger-esi5877471
- 1976-ford-f-250-ranger-xlt-esi1089096
- 1976-ford-f-350-base-esi9388530
- 1976-ford-f-350-custom-esi8413947
- 1976-ford-f-350-northland-esi5091185
- 1976-ford-f-350-ranger-esi5673566
- 1976-ford-f-350-ranger-xlt-esi8408162
- 1976-ford-ltd-base-esi9692727
- 1976-ford-ltd-brougham-esi1097616
- 1976-ford-ltd-country-squire-esi1562551
- 1976-ford-ltd-landau-esi8995141
- 1976-ford-thunderbird-base-esi7410928
- 1977-ford-f-150-base-esi6504627
- 1977-ford-f-150-custom-esi3533922
- 1977-ford-f-150-northland-esi4645576
- 1977-ford-f-150-ranger-esi7059720
- 1977-ford-f-150-ranger-xlt-esi6922601
- 1977-ford-f-150-xlt-esi9801568
- 1977-ford-f-250-base-esi9743956
- 1977-ford-f-250-custom-esi1641036
- 1977-ford-f-250-northland-esi4320760
- 1977-ford-f-250-ranger-xlt-esi9923197
- 1977-ford-f-350-base-esi2485797
- 1977-ford-f-350-custom-esi6970342
- 1977-ford-f-350-northland-esi6745344
- 1977-ford-f-350-ranger-esi1356394
- 1977-ford-f-350-ranger-xlt-esi5370389
- 1977-ford-f-350-xlt-esi6811460
- 1977-ford-ltd-base-esi2891276
- 1977-ford-ltd-country-squire-esi3828384
- 1977-ford-ltd-landau-esi8660924
- 1978-ford-f-150-base-esi3800062
- 1978-ford-f-150-ranger-esi1231954
- 1978-ford-f-150-ranger-lariat-esi5576986
- 1978-ford-f-250-base-esi5564894
- 1978-ford-f-250-custom-esi7039626
- 1978-ford-f-250-northland-esi1542661
- 1978-ford-f-250-ranger-esi2995796
- 1978-ford-f-250-ranger-lariat-esi8251905
- 1978-ford-f-250-ranger-xlt-esi2582336
- 1978-ford-f-350-base-esi3950441
- 1978-ford-f-350-custom-esi4281287
- 1978-ford-f-350-northland-esi4585763
- 1978-ford-f-350-ranger-lariat-esi3062097
- 1978-ford-f-350-ranger-xlt-esi3539838
- 1978-ford-ltd-base-esi4932005
- 1978-ford-ltd-country-squire-esi6749406
- 1978-ford-ltd-landau-esi2845561
- 1979-ford-f-150-custom-esi1124344
- 1979-ford-f-150-ranger-esi4047109
- 1979-ford-f-150-ranger-lariat-esi4313422
- 1979-ford-f-150-ranger-xlt-esi9042319
- 1979-ford-f-250-custom-esi6983071
- 1979-ford-f-250-ranger-esi6336919
- 1979-ford-f-250-ranger-lariat-esi2894111
- 1979-ford-f-350-custom-esi8711513
- 1979-ford-f-350-ranger-lariat-esi2587381
- 1979-ford-f-350-ranger-xlt-esi6024220
- 1983-ford-f-250-base-esi9785462
- 1983-ford-f-250-xl-esi1507359
- 1983-ford-f-250-xls-esi3653058
- 1983-ford-f-250-xlt-esi6175206
- 1983-ford-f-350-base-esi6110597
- 1983-ford-f-350-xl-esi6872806
- 1983-ford-f-350-xls-esi3955697
- 1983-ford-f-350-xlt-esi1688374
- 1984-ford-f-250-base-esi2031667
- 1984-ford-f-250-xl-esi2245358
- 1984-ford-f-250-xlt-esi7102491
- 1984-ford-f-350-base-esi3961455
- 1984-ford-f-350-xl-esi5868479
- 1984-ford-f-350-xlt-esi4715676
- 1985-ford-f-250-base-esi4824068
- 1985-ford-f-250-xl-esi4426276
- 1985-ford-f-250-xlt-lariat-esi4635271
- 1985-ford-f-350-base-esi9806092
- 1985-ford-f-350-xl-esi1313812
- 1985-ford-f-350-xlt-lariat-esi4568172
- 1986-ford-f-250-base-esi7954440
- 1986-ford-f-250-xl-esi9227054
- 1986-ford-f-250-xlt-lariat-esi7942132
- 1986-ford-f-350-base-esi9359387
- 1986-ford-f-350-xl-esi9799622
- 1986-ford-f-350-xlt-lariat-esi9642772
- 1987-ford-f-250-custom-esi1242881
- 1987-ford-f-250-xl-esi4778710
- 1987-ford-f-250-xlt-lariat-esi4752825
- 1987-ford-f-350-custom-esi1968156
- 1987-ford-f-350-xl-esi8928359
- 1987-ford-f-350-xlt-lariat-esi3506711
- Bucket:Ford
- ClearanceItem:N
- Engine Components>Head Stud & Bolt Kits
- EPA:N/A
- fits_1969-1971`Mercury`Cyclone`Spoiler~1975-1978`Mercury`Grand Marquis`Base~1969-1970`Mercury`Marauder`Base~1969-1970`Mercury`Marauder`X-100~1969-1978`Mercury`Marquis`Base~1969-1978`Mercury`Marquis`Brougham~1975-1976`Mercury`Marquis`Colony Park
- fits_1969-1973`Ford`Mustang`Base~1971-1972`Ford`Mustang`Boss 351~1969-1970`Ford`Mustang`Boss 429~1970-1973`Ford`Mustang`Grande~1970-1973`Ford`Mustang`Mach 1~1969-1974`Ford`Ranch Wagon`Base~1970`Ford`Ranch Wagon`Police Cruiser~1970-1977`Ford`Ranchero`500
- fits_1969-1974`Ford`Country Sedan`Base~1969-1974`Ford`Country Squire`Base~1969-1972`Ford`Custom`Base~1969-1976`Ford`Custom 500`Base~1978`Ford`E-100 Econoline`Base~1978`Ford`E-100 Econoline`Chateau~1978`Ford`E-100 Econoline`Custom
- fits_1969-1974`Mercury`Colony Park`Base~1970-1973`Mercury`Cougar`Base~1969-1970`Mercury`Cougar`Boss 429~1970`Mercury`Cougar`Cobra Jet~1970-1976`Mercury`Cougar`XR-7~1969-1971`Mercury`Cyclone`Base~1969`Mercury`Cyclone`CJ~1970-1971`Mercury`Cyclone`GT
- fits_1970-1971`Ford`Ranchero`Base~1970-1977`Ford`Ranchero`GT~1970-1976`Ford`Ranchero`Squire~1968-1976`Ford`Thunderbird`Base~1971`Ford`Torino`500~1970-1976`Ford`Torino`Base~1970-1971`Ford`Torino`Brougham~1970-1971`Ford`Torino`Cobra
- fits_1970-1971`Ford`Torino`GT~1970-1971`Ford`Torino`Squire~1970-1971`Ford`Torino`Super Cobra Jet~1968-1978`Lincoln`Continental`Base~1968-1971`Lincoln`Mark III`Base~1972-1976`Lincoln`Mark IV`Base~1977-1978`Lincoln`Mark V`Base
- fits_1970-1974`Mercury`Montego`Base~1976`Mercury`Montego`Base~1975`Mercury`Montego`Brougham~1972-1973`Mercury`Montego`GT~1970-1976`Mercury`Montego`MX~1970-1974`Mercury`Montego`MX Brougham~1976`Mercury`Montego`MX Brougham~1976`Mercury`Montego`MX Villager
- fits_1970-1975`Mercury`Montego`Villager~1969-1974`Mercury`Monterey`Base~1969-1974`Mercury`Monterey`Custom
- fits_1973-1976`Ford`Gran Torino`Brougham~1974-1975`Ford`Gran Torino`Elite~1972-1975`Ford`Gran Torino`Sport~1972-1976`Ford`Gran Torino`Squire~1969-1978`Ford`LTD`Base~1970-1976`Ford`LTD`Brougham~1975-1978`Ford`LTD`Country Squire~1975-1978`Ford`LTD`Landau
- fits_1975-1979`Ford`F-150`Ranger XLT~1977`Ford`F-150`XLT~1973-1974`Ford`F-250`Base~1976-1978`Ford`F-250`Base~1983-1986`Ford`F-250`Base~1975-1979`Ford`F-250`Custom~1987`Ford`F-250`Custom~1975-1978`Ford`F-250`Northland~1975-1979`Ford`F-250`Ranger
- fits_1977-1982`Ford`E-350 Econoline Club Wagon`Chateau~1977-1983`Ford`E-350 Econoline Club Wagon`Custom~1987`Ford`E-350 Econoline Club Wagon`Custom~1977-1978`Ford`E-350 Econoline Club Wagon`Northland~1983-1987`Ford`E-350 Econoline Club Wagon`XL
- fits_1977`Ford`F-350`XLT~1983-1984`Ford`F-350`XLT~1985-1987`Ford`F-350`XLT Lariat~1970`Ford`Fairlane`500~1970`Ford`Falcon`Base~1970`Ford`Falcon`Futura~1969-1974`Ford`Galaxie 500`Base~1969-1970`Ford`Galaxie 500`XL~1972-1976`Ford`Gran Torino`Base
- fits_1978-1979`Ford`F-250`Ranger Lariat~1975-1979`Ford`F-250`Ranger XLT~1983-1987`Ford`F-250`XL~1983`Ford`F-250`XLS~1977`Ford`F-250`XLT~1983-1984`Ford`F-250`XLT~1985-1987`Ford`F-250`XLT Lariat~1973-1974`Ford`F-350`Base~1976-1978`Ford`F-350`Base
- fits_1978`Ford`E-100 Econoline`Northland~1975-1980`Ford`E-250 Econoline`Base~1975-1980`Ford`E-250 Econoline`Chateau~1975-1980`Ford`E-250 Econoline`Custom~1975-1978`Ford`E-250 Econoline`Northland~1975-1982`Ford`E-250 Econoline Club Wagon`Base
- fits_1983-1986`Ford`F-350`Base~1975-1979`Ford`F-350`Custom~1987`Ford`F-350`Custom~1975-1978`Ford`F-350`Northland~1975-1979`Ford`F-350`Ranger~1978-1979`Ford`F-350`Ranger Lariat~1975-1979`Ford`F-350`Ranger XLT~1983-1987`Ford`F-350`XL~1983`Ford`F-350`XLS
- fits_1983-1987`Ford`E-250 Econoline Club Wagon`XL~1984-1987`Ford`E-250 Econoline Club Wagon`XLT~1975-1982`Ford`E-350 Econoline`Base~1984-1986`Ford`E-350 Econoline`Base~1975-1982`Ford`E-350 Econoline`Chateau~1975-1983`Ford`E-350 Econoline`Custom
- fits_1984-1986`Ford`E-250 Econoline Club Wagon`Base~1975-1982`Ford`E-250 Econoline Club Wagon`Chateau~1975-1983`Ford`E-250 Econoline Club Wagon`Custom~1987`Ford`E-250 Econoline Club Wagon`Custom~1975-1978`Ford`E-250 Econoline Club Wagon`Northland
- fits_1984-1987`Ford`E-350 Econoline Club Wagon`XLT~1975-1976`Ford`Elite`Base~1973-1974`Ford`F-100`Base~1976-1978`Ford`F-150`Base~1975-1979`Ford`F-150`Custom~1975-1978`Ford`F-150`Northland~1975-1979`Ford`F-150`Ranger~1978-1979`Ford`F-150`Ranger Lariat
- fits_1987`Ford`E-350 Econoline`Custom~1975-1978`Ford`E-350 Econoline`Northland~1983-1987`Ford`E-350 Econoline`XL~1977-1982`Ford`E-350 Econoline Club Wagon`Base~1984-1986`Ford`E-350 Econoline Club Wagon`Base
- LTL:N
- MPN:8566
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y