Chevy 194-292 L6 Pro Series Ready to Run Distributor

The TSP Pro Series Ready-to-Run Distributor for the Chevy late inline-six delivers the full Pro Series feature set — advance curve tunability, tachometer output, vacuum advance block-off plate, and an integrated ignition module requiring no external ignition box — for the Chevrolet 194 CID (3.2L), 230 CID (3.8L), 250 CID (4.1L), and 292 CID (4.8L) inline-six engines used in 1963 and later carbureted applications. Distributor rotation is clockwise.

Pro Series vs. HEI — Choosing the Right Late Inline-Six Distributor:
The TSP Late Inline-Six HEI (JM6523) and this Pro Series Ready-to-Run (JM7723) cover the same engines and vehicles. The HEI integrates the coil directly into the cap, connects to a single 12V wire. This Pro Series requires an external ignition coil (35,000V minimum, not included) but adds three advance bushings and four advance springs for mechanical advance curve tuning, a vacuum advance block-off plate for performance builds, and a tachometer output extension cable. 

This distributor fits the 1963-and-later inline-six only. It is not compatible with the early Stovebolt inline-six (216, 235, or 261 CID, 1962 and earlier). For Stovebolt applications, see the TSP Early Inline-Six HEI Distributor (JM6516). There is no Pro Series version currently available for the Stovebolt.

 

Why Choose the Pro Series Over the Late Inline-Six HEI?
The TSP Late Inline-Six HEI (JM6523) is the simpler option — integrated coil, single 12V wire, no external coil needed, lower cost. The Pro Series Ready-to-Run (this listing) is the step up for builders who need more control over the ignition system. The external coil setup lets you run a coil matched to your build. The advance tuning kit — three bushings and four advance springs — lets you dial in how timing advances across the RPM range rather than running a fixed factory-style curve. For a stock rebuild or basic ignition refresh on a Chevy II, Nova, or C10 truck with the inline-six, the HEI is the right call. For a modified inline-six build — a performance cam, higher compression, or aggressive carburetor — the Pro Series delivers the advance curve control that the HEI cannot.

Performance Benefit
The circuit board module and magnetic pickup trigger deliver precise, repeatable spark timing without the wear and drift of points-based ignition. Three advance bushings and four advance springs allow full adjustment of the mechanical advance curve — how quickly timing rises with RPM — which is particularly valuable on late inline-six builds running aftermarket camshafts or performance carburetors where a stock advance ramp undersells the engine's potential. A vacuum advance block-off plate is included for performance builds preferring full mechanical advance control only. A tachometer output extension cable simplifies aftermarket tach wiring.

This Distributor Fits 1963 and Later — Not Earlier
The early Chevrolet Stovebolt inline-six (216, 235, and 261 CID, 1962 and earlier) uses a completely different distributor architecture. This Pro Series unit fits the new-generation GM inline-six family introduced in 1963 — the 194, 230, 250, and 292 CID engines — only. For Stovebolt applications, see the TSP Early Inline-Six HEI Distributor (JM6516).

COMPATIBLE WITH
GM INLINE 6 (1963 and later)
• 3.2 L / 194 in³
• 3.8 L / 230 in³
• 4.1 L / 250 in³
• 4.8 L / 292 in³

NOTES
• Fits Chevrolet Turbo-Thrift inline-six engines (194, 230, 250, and 292) used in 1963 and later applications.
• Not compatible with early Chevrolet Stovebolt inline-six engines (216, 235, 261).
• The 292 was a truck-only engine in the US; verify tall deck clearance before installation.
• Also fits GM corporate siblings using the 250ci engine (Pontiac Firebird/LeMans, Oldsmobile F-85/Cutlass, Buick Skylark/Special — 1968–1976).
• Ready-to-run design — no external ignition box required.
• Designed for carbureted ignition systems only.
• This distributor is designed for a 12 volt electrical system with an alternator and a performance ignition coil of 35,000 V or more. 
• It is not compatible with a generator and cannot be used with a ballast resistor.
• Distributor gear compatibility should be verified with camshaft material prior to installation.

COMMON VEHICLE APPLICATIONS
Chevrolet Chevy II / Nova (194, 1962–1967; 230, 1966–1970; 250, 1968–1979)
Chevrolet Chevelle / El Camino (194, 1964–1967; 230, 1964–1967; 250, 1968–1977)
Chevrolet Camaro (230, 1967; 250, 1968–1979)
Chevrolet Impala / Bel Air / Biscayne (230, 1963–1969; 250, 1969–1976)
Chevrolet C/K Trucks (230, 1963–1969; 250, 1969–1984; 292, 1963–1988)
Chevrolet G-Series Van (250, 1971–1978; 292, 1975–1978)
GMC C/K Trucks (230, 1963–1969; 250, 1969–1984; 292, 1963–1988)
Pontiac Firebird / LeMans (250, 1968–1976)
Oldsmobile F-85 / Cutlass (250, 1968–1975)
Buick Skylark / Special (250, 1968–1971)

SPECIFICATIONS
Trigger Type: Circuit Board Module with Magnetic Pick-Up
Distributor Rotation: Clockwise
Advance Type: Mechanical and Vacuum
Cap Color: Available in Black, Red
Terminal Gender: Male
Mechanical Tach Drive: No
Slip Collar: No
Coil Included: No
Coil Type: External
Required Coil Output: 35,000+ V
Gear Material: Steel
Housing Material: Machined Aluminum
Ignition Box Required: No
Marine Use: No
Cylinders: 6
3 Bushings And 4 Springs for Mechanical Advance: Included
Color-Matched Spark Plug Wire Retainer with Screws: Included
Vacuum Advance Block-Off Plate (Black): Included
Power Extension Cable: Included
Tachometer Output Extension Cable: Included