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Vacuum Secondary Diaphragm by HOLLEY - 135-4

Part#135-4Brand:HOLLEY
5.0
(68)68 reviews
CA$ 33.21
Upgrade your ride with premium HOLLEY auto parts
5.0
(68)68 reviews
  • Vacuum Secondary Diaphragm by HOLLEY - 135-4 gen/HOLLEY/Vacuum Secondary Diaphragm/Vacuum Secondary Diaphragm_01
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Product Overview

Product Information

HOLLEY

Product's Extended Description

  • Vacuum Secondary Diaphragm; Carburetor Model Numbers R1849/R3310/R4452-1/R4548/R6520/R6619/R6909/R7002/R7154/R7351/R7855;
  • Vacuum secondaries are activated by venturii velocity through the primary venturii and further aided by secondary venturii velocity. Engine/manifold vacuum is not related and has no effect on the operation of the carburetors secondary system.

SKU: 3jxpxqkp9n
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