THIS IS FOR A FULL SET OF PISTON HEADS THATS X8 PISTONS
| Alloy | Standard |
| Bore Diameter | 101.60 |
| Bore Diameter | 4.000 |
| Clearance | 0.0021 |
| Compression Height | 1.585 |
| Height | 0.482 IN |
| Oil Ring Thickness | 3/16 in |
| Piston Compression Ratio | 8.2:1 |
| Piston Pin Outside Diameter | 0.9122 |
| Piston Pin Type | Press |
| Recess | None |
| Second Compression Ring Thickness | 5/64 in |
| Top Compression Ring Thickness | 5/64 in |
| FORD | 300 | 1963 |
| FORD | BRONCO | 1966-1986 |
| FORD | COUNTRY SEDAN | 1963-1967 |
| FORD | COUNTRY SQUIRE | 1963-1991 |
| FORD | CUSTOM | 1964-1967 |
| FORD | E-100 | 1979-1983 |
| FORD | E-150 | 1979-1986 |
| FORD | E-250 | 1979-1986 |
| FORD | E-350 | 1979-1982 |
| FORD | F-100 | 1977-1983 |
| FORD | F-150 | 1977-1986 |
| FORD | F-250 | 1977-1986 |
| FORD | F-350 | 1977-1980 |
| FORD | FAIRLANE | 1963-1967 |
| FORD | FAIRMONT | 1978-1983 |
| FORD | FALCON | 1964-1968 |
| FORD | GALAXIE | 1963-1967 |
| FORD | GRANADA | 1977-1980 |
| FORD | GT40 | 1964-1968 |
| FORD | LTD | 1965-1985 |
| FORD | LTD CROWN VICTORIA | 1983-1991 |
| FORD | LTD II | 1977-1979 |
| FORD | MAVERICK | 1977 |
| FORD | MUSTANG | 1964-1992 |
| FORD | MUSTANG II | 1977-1978 |
| FORD | P-500 | 1977 |
| FORD | RANCH WAGON | 1963-1967 |
| FORD | RANCHERO | 1966-1979 |
| FORD | SPRINT | 1964 |
| FORD | THUNDERBIRD | 1977-1981 |
| LINCOLN | CONTINENTAL | 1980-1987 |
| LINCOLN | MARK VI | 1980-1983 |
| LINCOLN | MARK VII | 1984-1992 |
| LINCOLN | TOWN CAR | 1981-1990 |
| LINCOLN | VERSAILLES | 1977-1980 |
| MERCURY | CALIENTE | 1964-1967 |
| MERCURY | CAPRI | 1966-1986 |
| MERCURY | COLONY PARK | 1987-1991 |
| MERCURY | COMET | 1964-1977 |
| MERCURY | COMMUTER | 1967 |
| MERCURY | COUGAR | 1967-1992 |
| MERCURY | COUNTRY CRUISER | 1963 |
| MERCURY | CYCLONE | 1964-1968 |
| MERCURY | GRAND MARQUIS | 1979-1991 |
| MERCURY | MARQUIS | 1979-1982 |
| MERCURY | METEOR | 1963 |
| MERCURY | MONARCH | 1977-1980 |
| MERCURY | MONTEGO | 1968 |
| MERCURY | VILLAGER | 1964-1967 |
| MERCURY | VOYAGER | 1966-1967 |
| MERCURY | ZEPHYR | 1978-1979 |