(1) NOS Delco 30‑133 Carburetor Needle & Seat Assembly – GM #7035133 – Rochester B / BC / BV / 2G

$29.99

type: Unknown Type

Description:

NOS Delco 30‑133 Carburetor Needle & Seat Assembly – GM #7035133 – Rochester B / BC / BV / 2G

Sold Each - Several available

For sale is a New Old Stock Delco 30‑133 Needle & Seat Assembly, GM part number 7035133, complete with its original Delco box. This is the correct fuel inlet needle and seat used on a wide range of 1950s–1960s Chevrolet and GMC carburetors, including the Rochester Model B, BC, BV, and early 2‑Jet (2G/2GC) units.

Delco 30‑133

Carburetor Needle & Seat Assembly GM Part No. 7035133 Group 3.814**

This is a needle‑and‑seat fuel inlet assembly used in a wide range of 1950s–1960s Rochester carburetors, especially the Rochester Model B, BC, BV, and early 2‑Jet (2G/2GC) units found on Chevrolet and GMC passenger cars and trucks.

Below is the full breakdown.


**📘 FITMENT CHART — GM 7035133 / DELCO 30‑133

Carburetor Needle & Seat Assembly**

Primary Carburetor Applications

Carburetor Model Type Notes
Rochester Model B 1‑bbl Most common application; used on 235/261 I6
Rochester BC / BV 1‑bbl Variants with automatic choke (BC) or manual (BV)
Rochester 2G / 2GC (early) 2‑bbl Used on small‑block V8s in late 50s–early 60s
Rochester 2GV 2‑bbl Vacuum‑operated choke version


📘 VEHICLE FITMENT — BY YEAR, MAKE, MODEL, ENGINE

Chevrolet Passenger Cars

Years Models Engines Carburetor
1955–1962 150 / 210 / Bel Air / Biscayne / Impala 235 I6 Rochester B / BC / BV
1957–1964 Bel Air / Biscayne / Impala 283 V8 Rochester 2G / 2GC
1962–1965 Impala / Bel Air 327 V8 Rochester 2G / 2GC

Chevrolet Trucks

Years Models Engines Carburetor
1955–1962 3100–6400 series 235 I6 Rochester B
1956–1965 C10 / C20 / C30 235 / 261 I6 Rochester B / BC
1957–1966 C/K trucks 283 / 327 V8 Rochester 2G / 2GC

GMC Trucks

Years Models Engines Carburetor
1955–1962 100–300 series 235 / 261 I6 Rochester B
1957–1965 1000–3000 series 283 / 305 V6 Rochester 2G (early)

Correct for:

  • 1955–62 Chevrolet 235 I6 (Rochester B/BC/BV)

  • 1957–64 Chevrolet 283 V8 (Rochester 2G/2GC)

  • 1962–65 Chevrolet 327 V8 (2G/2GC)

  • 1955–65 Chevrolet & GMC trucks with 235/261 I6

  • Early Rochester 2‑Jet V8 applications

Condition

  • Genuine NOS Delco part

  • Clean, unused, no corrosion

  • Original box included

Why You Want It

Perfect for carburetor rebuilds, stock restorations, or anyone wanting authentic Delco hardware. NOS needle‑and‑seat assemblies ensure proper fuel metering and prevent flooding issues common with modern offshore replacements.

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Location - office shelf - right of computer - right bottom - in box of 10