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"BDK" Needle
"BDR" Needle
"BFY" Needle
"BDD" Needle
"BDJ" Needle
Known as a swinging needle because they sit on a spring which locates into the hat/cup end of the needle and have sideways movement.They start with part number prefix CUD for HS type carbs--NZX for HIF carbs--the earlier H and HS type were fixed solid with a small shoulder for securing and usually had a prefix part number of AUD
"BDV" Needle
"BEC" Needle
"BER" Needle
"BEU" Needle
"BEJ" Needle
Related Technical Articles:
Needle codes for SU carbs
Needle codes for SU carbs
Created: May 21, 2005
Here are a selection of needles codes and the vehicle specs that they were used in...
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SU Carbs - Quick reference needle selection
SU Carbs - Quick reference needle selection
Created: September 08, 2000
Being an oft-voiced question on the message board, I thought I'd share it with you. Since there is already a very good source of starting points/applications for fixed needle carbs, this is for those floundering about in the wilderness that is the biased (swinging) needle example of the breed.
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