Big Block Mopar Head Casting Numbers
Casting # Chamber Vol. Intake Valve Exhaust Valve Comments
2406158 73.5cc 2.08 1.6 1967 440
2463200 73.5cc 2.08 1.74 1963 361/383/413/426
2406209 81cc 2.08 1.88 1963 Max zWedge
3751213 2.08 1.74 1973 400/440 motorhome
2402286 81cc 2.08 1.88 1962 413 Max Wedge
2206324 2.08 1.74 1961-67 361/383/413
2268341 1965 426
3462346 79.5cc 2.08 1.74 1971-up 383/440
3462346 81.5cc 2.08 1.74 1972-73 400/440
4006452 81.5cc 2.08 1.74 1976-78 400/440
3614476 86+cc 2.08 1.74 Stage 4
1851509 73.5cc 2.08 1.6 1959 361/383/413 HP
2406516 73.5cc 2.08 1.6 1964-67 361/383/413/425 300L
2406518 86cc 2.08 1.88 1964 Max Wedge
2408520 73.5cc 2.08 1.6 1964 late 300K with ram intake
2128521 73.5c 2.08 1.6 1960 361/383/413 300F
2128522 73.5cc 1.94 1.6 1960-61 361/383
1851524 1958-71 350-413 Truck
2264547 1960-71 413, 361 Truck
2402557 73.5cc 2.08 1.74 1963 300J & early 300K
2202594 1958-71 Truck
1737622 73.5cc 1.94 1.6 1958-60 350/361/383
1737635 73.5cc 1.94 1.6 1958 350/361
2466676 1971-77 413, 361 Truck and Maring
1844705 73.5cc 1.94 1.6 1958-59 350/361/383
1944705 1958 350, 1961 361
1406740 1.94 1.6 1958-59 HD 361 Truck
2406740 1963-68 361, 413 Truck & Marine
2406780 1965-67 383 Truck
2806887 426 Marine & Industrial
2843906 79.5cc 2.08 1.74 1968-71 383/440
2899913 1960-71 413 Truck
2708915 73.5cc 2.08 1.74 1967 440 HP
2206924 73.5cc 2.08 1.74 1961-62 361/383/413, 1961 300G,
1962 413 300-H
2899943 1971-77 413, 361 Truck
3769975 83.1cc 2.08 1.74 1974-75 400/440
Hemi Mopar Head Casting Numbers
Casting # Chamber Vol. Intake Valve Exhaust Valve Comments
3512015X 2.25 1.94 426 D4
2468016 2.25 1.94 1964 426 Cast K Head
2531110 2.23 1.94 1965 426 Aluminum "Alcoa"
2945270 2.25 1.94 426 Cast Iron D3
3614433 2.25 1.94 426 Aluminum
2780559 2.25 1.94 1966-71 426 Cast Iron
2531695 2.23 1.94 1965 426 Aluminum "Alcoa" Rev. B
2531718 2.25 1.94 426 A-148
