Impala V8-305 5.0L VIN H 4-bbl (1982)
FIGURE 2. VITON ACCELERATOR PUMPS
Viton service replacement pumps are identified as H.D. (Heavy Duty) in the parts book and are shown in Figure 2.
Applications are as follows:
Red lip (with garter spring)
Machined well only (MW)
Blue, thin lip
Non-machined well only
Dual and quadrajet pump part numbers:
Red lip (with garter spring)
17072978
Blue thin lip
See parts list
PUMP ASSEMBLIES USED IN DUALJET AND QUADRAJET
CHEVROLET APPLICATIONS
1975 - 1983
ORIGINAL ASSEMBLY
REPLACEMENT ASSEMBLY
07048874
17074108
17051117
17074109
17051374
17074104
17054773
17074111
17054791
17074112
17061752
17074114
17062731
17074115
17064155
17074117
17064156
17074118
17071169
17074119
1975 - 1978 Chevrolet
CARB NUMBER
REPLACEMENT PUMP ASSY.
1975 CHEVROLET
07045200
17074104
07045220
17074104