The 63-67 Corvette Parts Source 1-800-466-6367
63,64,65,66,67 Chevrolet Corvette Intake Vacuum Fittings in intake manifold:
#21-27A vacuum intake fitting 64-67 power brakes only
#21-27B vacuum intake fitting a/c
OR automatic 64 Late ,
65,66,67
#21-27C vacuum intake fitting power brake and a/c
*OR* power brake & auto (except 3x2)
#21-27D vacuum fitting air conditioning and automatic
#21-27E vacuum intake fitting : air cond and auto and power brakes (except Tri-power)
#21-27F vacuum fitting - plug -
#21-27G vacuum intake fitting - power brakes & a/c 67
tripower
*OR* power brakes & auto (67
tripower)
#21-27H vacuum fitting power brakes & a/c & auto (67 3x2
tripower)
#21-27J vacuum fitting 63-65 power brake
#21-27K
FI plenum plug 63-65 FI and no power brakes
#21-27M intake vacuum fitting - 64 late automatic (2 pc)
#21-27N vacuum intake fitting 64 early -air conditioned (2pc)
#21-27P vacuum intake fitting - power brakes -(use #21-27a)
#21-27Q
FI vacuum intake fitting- vacuum advance fitting 63-64
#21-27Rvacuum intake fitting - a/c and auto (67 Tripower)
- see section 21 for schematic catalog page Corvette Parts 63,64,65,66,67
For Over 35 years, We are the 63-67 Corvette Parts Source /
parts only for 63-67Corvettesreturns (30 days, no restock, 30-60 restock15%, no returns on electrical/used/nos <click for more
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