Originally Posted By L.R Helbling
What were they doing in 1970 with all the 383 Roadrunners......we're they putting nothing but Holleys in them or does it go by either SPD or engine/tranny combo?


since you asked ALL 1970 383 Road Runners have HOLLEY carburetors! scope but since the much simplified '71 383HP 4bbl vs 383 4bbl is causing catfight & headaches - the '70 list will blow your mind panic

1970

383 manual - E & B-body - with ECS (N95)
orange HP engine 335hp
---------- Holley R4217-A ---------- part number 3418 537 on b'cast 37
383 manual - E & B-body - w/o ECS
orange HP engine 335hp engine on b'cast 084 with A/C & 087
---------- Holley R4367-A ---------- part number 3418 536 on b'cast 36
383 manual - E & B-body - w/o ECS & with "fresh air" (N96).
orange HP engine 335hp
---------- Holley R4736-1A ---------- part number 3512 964 on b'cast 64
383 manual - E & B-body - with ECS (N95) & with "fresh air" (N96).
orange HP engine 335hp
---------- Holley R4738-1A ---------- part number 3512 974 on b'cast 74

383 automatic - E, C & B-body - w/o A/C & w/o ECS
blue engine 330hp
---------- Carter 4736S ---------- part number 3418 538 on b'cast 38
383 automatic - E, C & B-body - with A/C (H51) & w/o ECS
blue engine 330hp
---------- Carter 4732S ---------- part number 3418 540 on b'cast 40
383 automatic - E, C & B-body - with ECS (N95)
blue engine 330hp
---------- Carter 4734S ---------- part number 3418 541 on b'cast 41

383 automatic - E & B-body - w/o A/C & w/o ECS
orange HP engine 335hp engine on b'cast 088
---------- Holley R4368-A ---------- part number 3418 542 on b'cast 42
383 automatic - E & B-body - w/o A/C & with "fresh air" (N96).
orange HP engine 335hp engine on b'cast 088
---------- Holley R4737-1A ---------- part number 3512 965 on b'cast 65
383 automatic - E & B-body - with ECS (N95)
orange HP engine 335hp
---------- Holley R4218-A ---------- part number 3418 543 on b'cast 43
383 automatic - E & B-body - with A/C (H51) & w/o ECS
orange HP engine 335hp engine on b'cast 089
---------- Holley R4369-A ---------- part number 3418 562 on b'cast 62
383 automatic - E & B-body - with ECS (N95) & with "fresh air" (N96).
orange HP engine 335hp
---------- Holley R4739-1A ---------- part number 3512 975 on b'cast 75