The 1974 Checker Marathon has 51 electrical parts with verified fitment on this page — 14 part types and 17 brands, covering both the 4.1L 250cid L6 and the 5.7L 350cid V8. Each part includes a manufacturer part number and application notes.
The electrical system on the 1974 Checker Marathon covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Alternator / Generator (8 parts), Battery (7 parts) and Alternator / Generator End Bearing (5 parts). The other 11 part types cover the remaining 31 parts.
The 1974 Checker Marathon was sold with both the 4.1L 250cid L6 and the 5.7L 350cid V8. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
17 brands supply electrical parts for the 1974 Checker Marathon, led by STANDARD MOTOR PRODUCTS (9 parts), DEKA (7 parts) and PURE ENERGY (6 parts), plus 14 more brands. Quality grades include Remanufactured, Standard Replacement and AGM.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1974 Checker Marathon. 7 parts have it, including ACDELCO 3342114 (Alternator / Generator) and ACDELCO 203FF (Alternator / Generator End Bearing). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Fits: 5.7L 350cid V8 | 7127109N | 🇺🇸 US 🇨🇦 CA | Base Model or Deluxewith Delco Alternator | View on Amazon |
| PURE ENERGY Fits: 5.7L 350cid V8 | 7127SW3N | 🇺🇸 US 🇨🇦 CA | Base Model or Deluxewith 63 Amps Alternator | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 5.7L 350cid V8 | 3342114 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| ACDELCO Popular Fits: 5.7L 350cid V8 | 3342614 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FVP Fits: 5.7L 350cid V8 | 7127109 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP Fits: 5.7L 350cid V8 | 7127SW3 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 5.7L 350cid V8 | 7127109 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 5.7L 350cid V8 | 7127SW3 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
8 Alternator / Generator parts for the 1974 Checker Marathon come from 3 brands — PURE ENERGY, ACDELCO and FVP. The "Popular" part is ACDELCO 3342114.
The New section lists 2 options from PURE ENERGY — brand-new units rather than rebuilt ones. PURE ENERGY 7127109N is listed in this group.
The Remanufactured section lists 6 options from ACDELCO, FVP and PURE ENERGY — factory-rebuilt units with new wear components. ACDELCO 3342114 is listed in this group.
Listed part numbers: ACDELCO 3342114, PURE ENERGY 7127109N and PURE ENERGY 7127SW3N, plus the other parts above.
Alternator / Generator End Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: 5.7L 350cid V8 | RB62032RS | 🇺🇸 US 🇨🇦 CA | Two Seal Stylewith 55 Amps Alternator | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 5.7L 350cid V8 | 203FF | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| BCA Fits: 5.7L 350cid V8 | NB203FF | 🇺🇸 US 🇨🇦 CA | with 2 Seal Designwith 55 Amps Alternator | View on Amazon |
| NATIONAL Fits: 5.7L 350cid V8 | 203FF | 🇺🇸 US 🇨🇦 CA | Two Seal Stylewith 55 Amps Alternator | View on Amazon |
| SKF Fits: 5.7L 350cid V8 | 62032RSJ | 🇺🇸 US 🇨🇦 CA | Drive Endwith 55 Amps Alternator | View on Amazon |
This table covers the bearings in the alternator housing. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
5 Alternator / Generator End Bearing parts are listed for the 1974 Checker Marathon, from WJB / INMOTION PARTS, ACDELCO, BCA and 2 other brands. ACDELCO 203FF carries the "Popular" badge.
In the Economy grade, WJB / INMOTION PARTS supplies 1 part: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS RB62032RS.
The Standard Replacement section lists 4 options from ACDELCO, BCA, NATIONAL and 1 other brand — built to original-equipment specification. ACDELCO 203FF is listed in this group.
Listed part numbers: ACDELCO 203FF, WJB / INMOTION PARTS RB62032RS and BCA NB203FF, plus the other parts above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: 5.7L 350cid V8 | 9A78DT | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| BOSCH Fits: 5.7L 350cid V8 | S678DT | 🇺🇸 US 🇨🇦 CA | AGMAGM | View on Amazon |
| BOSCH Fits: 5.7L 350cid V8 | T631P | 🇺🇸 US 🇨🇦 CA | AGMValve Regulated | View on Amazon |
| EXIDE Fits: 5.7L 350cid V8 | MX24 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 24 | View on Amazon |
| EXIDE Fits: 5.7L 350cid V8 | RF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| EXIDE Fits: 5.7L 350cid V8 | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: 5.7L 350cid V8 | FT110031 | 🇺🇸 US 🇨🇦 CA | BCI Group 31A(Length X Width X Height) 12.99 In x 6.81 In x 9.33 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
7 Battery parts are listed for the 1974 Checker Marathon, from EXIDE, BOSCH, DEKA and 1 other brand. DEKA 9A78DT carries the "Popular" badge.
The AGM (Extended Life) section lists 6 options from EXIDE, BOSCH and DEKA — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A78DT is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT110031 is listed in this group.
This group includes DEKA 9A78DT, BOSCH S678DT and BOSCH T631P and the remaining parts above.
Battery Cable
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Fits: 5.7L 350cid V8 | 00813 | 🇺🇸 US | Black4 Gauge | View on Amazon |
| DEKA Fits: 5.7L 350cid V8 | 00308 | 🇺🇸 US | Black4 Gauge | View on Amazon |
| DEKA Fits: 5.7L 350cid V8 | 00332 | 🇺🇸 US | Red4 Gauge | View on Amazon |
| DEKA Fits: 5.7L 350cid V8 | 00305 | 🇺🇸 US | Red4 Gauge | View on Amazon |
This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early.
4 Battery Cable parts for the 1974 Checker Marathon come from DEKA.
This group includes DEKA 00813, DEKA 00308 and DEKA 00332 and the remaining parts above.
Battery Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Fits: 5.7L 350cid V8 | 00350 | 🇺🇸 US | Top Post Terminal | View on Amazon |
| DEKA Fits: 5.7L 350cid V8 | 01056 | 🇺🇸 US | Top Post Terminal Lead Free | View on Amazon |
This table covers the terminals and clamps that connect cables to the battery posts.
DEKA supplies both parts for the 1974 Checker Marathon.
Part numbers include DEKA 00350 and DEKA 01056.
Flasher
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 5.7L 350cid V8 | EFL552 | 🇺🇸 US 🇨🇦 CA | Base Model or DeluxeElectronic Flasher, Hazard Warning | View on Amazon |
| HOLSTEIN Fits: 5.7L 350cid V8 | 2RSW0035 | 🇺🇸 US 🇨🇦 CA | Base Model or Deluxewith Metal Housing | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | EFL1 | 🇺🇸 US 🇨🇦 CA | Base Model or DeluxeElectronic Flasher, Hazard Warning | View on Amazon |
| TRIDON / NOVITA Fits: 5.7L 350cid V8 | LF12 | 🇺🇸 US 🇨🇦 CA | Loud Flasher2 Terminal | View on Amazon |
| TRIDON / NOVITA Fits: 5.7L 350cid V8 | LF12K | 🇺🇸 US 🇨🇦 CA | Loud Flasher | View on Amazon |
This table covers the flasher units that blink the turn signals and hazards.
5 Flasher parts are listed for the 1974 Checker Marathon, from STANDARD MOTOR PRODUCTS, TRIDON / NOVITA and HOLSTEIN. STANDARD MOTOR PRODUCTS EFL552 carries the "Popular" badge.
Part numbers include STANDARD MOTOR PRODUCTS EFL552, HOLSTEIN 2RSW0035 and STANDARD MOTOR PRODUCTS EFL1, among others listed above.
Horn
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | HN20 | 🇺🇸 US 🇨🇦 CA | Low Tone | View on Amazon |
| WELLS Fits: 5.7L 350cid V8 | 1H1001 | 🇺🇸 US 🇨🇦 CA | Low Note HornUniversal mount for 12 Volt negative ground systems. | View on Amazon |
This table covers the horns mounted in the front of the vehicle.
2 Horn parts are listed for the 1974 Checker Marathon, from STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS HN20 and WELLS 1H1001.
Starter Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ARP Fits: 5.7L 350cid V8 | 4303501 | 🇺🇸 US 🇨🇦 CA | 12 Point Bolt Head | View on Amazon |
This table covers the Starter bolts.
This group shows a single part: ARP 4303501.
Starter Brush
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | RX60 | 🇺🇸 US 🇨🇦 CA | Width (In): 3/4 | View on Amazon |
| WELLS Fits: 5.7L 350cid V8 | 5A1011 | 🇺🇸 US 🇨🇦 CA | with Delco Starter | View on Amazon |
This table covers the brushes inside the starter motor.
2 Starter Brush parts are listed for the 1974 Checker Marathon, from STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS RX60 and WELLS 5A1011.
Starter Drive
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 5.7L 350cid V8 | SDC1005 | 🇺🇸 US 🇨🇦 CA | New Starter DriveDELCO | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | SDN1A | 🇺🇸 US 🇨🇦 CA | Direct OE Replacement Number of Gear Teeth 9 | View on Amazon |
| WELLS Fits: 5.7L 350cid V8 | 2K1000 | 🇺🇸 US 🇨🇦 CA | with Delco Starter | View on Amazon |
This table covers the starter drives that engage the flywheel ring gear.
3 Starter Drive parts are listed for the 1974 Checker Marathon, from FAMOUS BRAND, STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include FAMOUS BRAND SDC1005, STANDARD MOTOR PRODUCTS SDN1A and WELLS 2K1000.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 5.7L 350cid V8 | 3510MSN | 🇺🇸 US 🇨🇦 CA | Base Model or Deluxe | View on Amazon |
| FVP Fits: 5.7L 350cid V8 | 3510MSN | 🇺🇸 US 🇨🇦 CA | New | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 5.7L 350cid V8 | 3361824 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FVP Fits: 5.7L 350cid V8 | 3510S | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 5.7L 350cid V8 | 3510S | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
5 Starter Motor parts for the 1974 Checker Marathon come from 3 brands — PURE ENERGY, FVP and ACDELCO. The "Popular" part is PURE ENERGY 3510MSN.
The New section: 2 options from PURE ENERGY and FVP. PURE ENERGY 3510MSN is listed in this group.
The Remanufactured section: 3 options from ACDELCO, FVP and PURE ENERGY. ACDELCO 3361824 is listed in this group.
This group includes PURE ENERGY 3510MSN and ACDELCO 3361824 and the remaining parts above.
Starter Solenoid
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 5.7L 350cid V8 | 84016 | 🇺🇸 US 🇨🇦 CA | New Solenoid | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | SS200T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 5.7L 350cid V8 | SS200 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 5.7L 350cid V8 | 1M1027A | 🇺🇸 US 🇨🇦 CA | Premium | View on Amazon |
| WELLS Fits: 5.7L 350cid V8 | 1M1027 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: YES | View on Amazon |
This table covers the Starter solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid.
5 Starter Solenoid parts for the 1974 Checker Marathon come from 3 brands — STANDARD MOTOR PRODUCTS, WELLS and FAMOUS BRAND. The "Popular" part is STANDARD MOTOR PRODUCTS SS200.
The Economy section: 2 options from FAMOUS BRAND and STANDARD MOTOR PRODUCTS. FAMOUS BRAND 84016 is listed in this group.
Standard Replacement: 3 parts, from WELLS and STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS SS200.
Part numbers include STANDARD MOTOR PRODUCTS SS200, FAMOUS BRAND 84016 and STANDARD MOTOR PRODUCTS SS200T, among others listed above.
Starter Solenoid Repair Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | SS408K | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Starter Solenoid repair kits.
One part is listed for the 1974 Checker Marathon — STANDARD MOTOR PRODUCTS SS408K.
Voltage Regulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.7L 350cid V8 | VR114 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the regulators that control alternator output voltage.
One part is listed for the 1974 Checker Marathon — STANDARD MOTOR PRODUCTS VR114.
Buying Electrical Parts for a 1974 Checker Marathon
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Every electrical part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator and Battery .
Frequently Asked Questions
How many electrical parts fit the 1974 Checker Marathon?
Our catalog currently lists 51 electrical parts for the 1974 Checker Marathon across 14 subcategories and 17 brands, covering both the 4.1L 250cid L6 and the 5.7L 350cid V8. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 1974 Checker Marathon engines?
Yes. Every electrical part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical problems on a 1974 Checker Marathon?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1974 Checker Marathon was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1974 Checker Marathon?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1974 Checker Marathon
Electrical Parts for Other Checker Marathon Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.