This page lists 63 ignition parts for the 1976 Checker Marathon, across 10 part types, covering both the 4.1L 250cid L6 and the 5.7L 350cid V8. Every part shows its brand, manufacturer part number and fitment notes.
On the 1976 Checker Marathon, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. 36 parts of the 63 listed are Spark Plug (16 parts), Ignition Coil (12 parts) and Spark Plug Wire (8 parts). The other 7 part types cover the remaining 27 parts.
The 1976 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.
The most listed brands for 1976 Checker Marathon ignition parts are STANDARD MOTOR PRODUCTS (11 parts), WELLS (5 parts) and FAMOUS BRAND (4 parts), plus 22 more brands. Quality grades include Economy, Standard Replacement and Copper / Nickel.
13 parts on this 1976 Checker Marathon page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS DR319T (Distributor Rotor) and SKP SKDR35T (Ignition Coil). Click any part number to see every vehicle that part fits.
Distributor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CARDONE Fits: 4.1L 250cid L6 | 841692 | 🇺🇸 US 🇨🇦 CA | Includes Cap & Rotor | View on Amazon |
| SKP Fits: 4.1L 250cid L6 | SKDIGM34 | 🇺🇸 US 🇨🇦 CA | Supplied with Cap And Rotor | View on Amazon |
| WAI GLOBAL Fits: 4.1L 250cid L6 | DST1692 | 🇺🇸 US 🇨🇦 CA | Includes Cap & Rotor | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CARDONE Fits: 4.1L 250cid L6 | 301692 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the distributors that route spark.
4 Distributor parts for the 1976 Checker Marathon come from 3 brands — CARDONE, SKP and WAI GLOBAL.
The New section lists 3 options from CARDONE, SKP and WAI GLOBAL — brand-new units rather than rebuilt ones. CARDONE 841692 is listed in this group.
The Remanufactured section lists 1 option from CARDONE — factory-rebuilt units with new wear components. CARDONE 301692 is listed in this group.
Listed part numbers: CARDONE 841692, SKP SKDIGM34 and WAI GLOBAL DST1692, plus the other parts above.
Distributor Cap
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 4.1L 250cid L6 | CAE1095 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | DR446T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | DR446 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 4.1L 250cid L6 | 5D1052 | 🇺🇸 US 🇨🇦 CA | Cap Mounted Coil: No | View on Amazon |
This table covers the Distributor caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
4 Distributor Cap parts for the 1976 Checker Marathon come from 3 brands — STANDARD MOTOR PRODUCTS, FAMOUS BRAND and WELLS.
The Economy section lists 2 options from FAMOUS BRAND and STANDARD MOTOR PRODUCTS — the catalog's value-priced group. FAMOUS BRAND CAE1095 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS and WELLS supply 2 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS DR446.
Listed part numbers: FAMOUS BRAND CAE1095, STANDARD MOTOR PRODUCTS DR446T and STANDARD MOTOR PRODUCTS DR446, plus the other parts above.
Distributor Mounting Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 4.1L 250cid L6 | 12665 | 🇺🇸 US 🇨🇦 CA | 1-9/16 (in) Outside Diameter | View on Amazon |
| MAHLE / CLEVITE Fits: 4.1L 250cid L6 | B26466 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| VICTOR REINZ Fits: 4.1L 250cid L6 | 711449100 | 🇺🇸 US 🇨🇦 CA | 1-9/16 IN O.D. | View on Amazon |
This table covers the gaskets that seal the Distributor Mounting. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
3 Distributor Mounting Gasket parts for the 1976 Checker Marathon come from 3 brands — FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Listed part numbers: FEL-PRO 12665, MAHLE / CLEVITE B26466 and VICTOR REINZ 711449100.
Distributor Pickup Coil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | LX309 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Distributor Pickup coils. Typical signs include a misfire that follows one cylinder, or a snap in damp weather. Swap with a neighbor to confirm, and replace a torn boot with the coil.
One part is listed for the 1976 Checker Marathon — STANDARD MOTOR PRODUCTS LX309.
Distributor Rotor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 4.1L 250cid L6 | DR319T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| UNITED MOTOR PRODUCTS Popular Fits: 4.1L 250cid L6 | DR460 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| BORG-WARNER Fits: 4.1L 250cid L6 | D158 | 🇺🇸 US 🇨🇦 CA | with ELECTRONIC IGNITION | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LILAND GLOBAL Fits: 4.1L 250cid L6 | DR319LG | 🇺🇸 US 🇨🇦 CA | Color: BlueBody Material: PBT | View on Amazon |
| LILAND GLOBAL Fits: 4.1L 250cid L6 | DR319TLG | 🇺🇸 US 🇨🇦 CA | White BrassPremium | View on Amazon |
| WELLS Fits: 4.1L 250cid L6 | 4R1065 | 🇺🇸 US 🇨🇦 CA | Contact Material: Aluminum | View on Amazon |
This table covers the Distributor rotors. Typical signs include shudder under braking, or a lip at the outer edge. Do not put new pads on a rotor that is below minimum thickness.
6 Distributor Rotor parts for the 1976 Checker Marathon come from 5 brands — LILAND GLOBAL, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS DR319T.
The Economy section: 3 options from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and BORG-WARNER. STANDARD MOTOR PRODUCTS DR319T is listed in this group.
Standard Replacement: 3 parts, from LILAND GLOBAL and WELLS. A representative part number is LILAND GLOBAL DR319LG.
This group includes STANDARD MOTOR PRODUCTS DR319T, UNITED MOTOR PRODUCTS DR460 and BORG-WARNER D158 and the remaining parts above.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 4.1L 250cid L6 | SKDR35T | 🇺🇸 US 🇨🇦 CA | Coil Pack | View on Amazon |
| B&B Fits: 4.1L 250cid L6 | BB5035 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FAMOUS BRAND Fits: 4.1L 250cid L6 | 250577005 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FAMOUS BRAND Fits: 4.1L 250cid L6 | EBC1497 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PRENCO Fits: 4.1L 250cid L6 | 361120 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SPECTRA PREMIUM Fits: 4.1L 250cid L6 | C631 | 🇺🇸 US 🇨🇦 CA | Pack | View on Amazon |
| WAI GLOBAL Fits: 4.1L 250cid L6 | CDR31 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ASTEMO / HITACHI Popular Fits: 4.1L 250cid L6 | IGC0100 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Popular Fits: 4.1L 250cid L6 | 9201003 | 🇺🇸 US 🇨🇦 CA | Single Coil | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | DR35 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 4.1L 250cid L6 | C529 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 4.1L 250cid L6 | 5C1025 | 🇺🇸 US 🇨🇦 CA | Requires External Resistor: YES | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
12 Ignition Coil parts are listed for the 1976 Checker Marathon, from FAMOUS BRAND, SKP, B&B and 8 other brands. SKP SKDR35T carries the "Popular" badge.
Economy: 7 parts, from FAMOUS BRAND, SKP, B&B and 3 other brands. A representative part number is SKP SKDR35T.
The Premium section lists 1 option from ASTEMO / HITACHI — a step above OE specification in materials, tolerances or warranty terms. ASTEMO / HITACHI IGC0100 is listed in this group.
The Standard Replacement section: 4 options from WALKER PRODUCTS, STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and 1 other brand. WALKER PRODUCTS 9201003 is listed in this group.
Ignition Control Module (ICM)
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 4.1L 250cid L6 | LX301T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| ULTRA-POWER Fits: 4.1L 250cid L6 | LX301 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular Fits: 4.1L 250cid L6 | 6H1013 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
| DELPHI Fits: 4.1L 250cid L6 | DS10071 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN Fits: 4.1L 250cid L6 | 2IGM0036 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | LX301 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS Fits: 4.1L 250cid L6 | M1906 | 🇺🇸 US 🇨🇦 CA | OE Design | View on Amazon |
This table covers the Ignition control modules.
7 Ignition Control Module (ICM) parts are listed for the 1976 Checker Marathon, from STANDARD MOTOR PRODUCTS, ULTRA-POWER, WELLS and 3 other brands. STANDARD MOTOR PRODUCTS LX301T carries the "Popular" badge.
Economy: 2 parts, from STANDARD MOTOR PRODUCTS and ULTRA-POWER. A representative part number is STANDARD MOTOR PRODUCTS LX301T.
The Standard Replacement section: 5 options from WELLS, DELPHI, HOLSTEIN and 2 other brands. WELLS 6H1013 is listed in this group.
Part numbers include STANDARD MOTOR PRODUCTS LX301T, ULTRA-POWER LX301 and WELLS 6H1013, among others listed above.
Ignition Conversion Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | LX808 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS Fits: 4.1L 250cid L6 | 1A4086 | 🇺🇸 US 🇨🇦 CA | with Delco Distributor12 Volt | View on Amazon |
This table covers the Ignition Conversion kits.
2 Ignition Conversion Kit parts for the 1976 Checker Marathon come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS LX808 and WELLS 1A4086.
Spark Plug
Summary: Notes include pre-set gaps of 0.035", 0.040", 0.044" and 0.045". Replacement brands in this table include DENSO, ACDELCO and NGK.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 4.1L 250cid L6 | R45TS | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentConventional | View on Amazon |
| NGK Popular Fits: 4.1L 250cid L6 | 6630 | 🇺🇸 US 🇨🇦 CA | V-PowerPre-Set Gap: 0.040" | View on Amazon |
| CHAMPION Fits: 4.1L 250cid L6 | 18 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.045" | View on Amazon |
| DENSO Fits: 4.1L 250cid L6 | 5020 | 🇺🇸 US 🇨🇦 CA | U-Groove ConventionalPre-Set Gap: 0.035" | View on Amazon |
| MOTORCRAFT Fits: 4.1L 250cid L6 | SP425 | 🇺🇸 US 🇨🇦 CA | Copper | View on Amazon |
| MOTORCRAFT Fits: 4.1L 250cid L6 | SP425X | 🇺🇸 US 🇨🇦 CA | NickelSpark Plug Approximate Resistor Value: 2,000 | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 4.1L 250cid L6 | 41905 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentDouble Platinum | View on Amazon |
| CHAMPION Fits: 4.1L 250cid L6 | 7018 | 🇺🇸 US 🇨🇦 CA | Double Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO Fits: 4.1L 250cid L6 | 5330 | 🇺🇸 US 🇨🇦 CA | Iridium PowerPre-Set Gap: 0.044" | View on Amazon |
| DENSO Fits: 4.1L 250cid L6 | 4715 | 🇺🇸 US 🇨🇦 CA | Iridium TTPre-Set Gap: 0.040" | View on Amazon |
| NGK Fits: 4.1L 250cid L6 | 7401 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.040" | View on Amazon |
| SKP Fits: 4.1L 250cid L6 | SP1010 | 🇺🇸 US 🇨🇦 CA | Tapered Ground Electrode with Platinum Chip | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 4.1L 250cid L6 | 2 | 🇺🇸 US 🇨🇦 CA | GoldRapidfire | View on Amazon |
| NGK Popular Fits: 4.1L 250cid L6 | 2869 | 🇺🇸 US 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| CHAMPION Fits: 4.1L 250cid L6 | 3018 | 🇺🇸 US 🇨🇦 CA | Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
| DENSO Fits: 4.1L 250cid L6 | 4509 | 🇺🇸 US 🇨🇦 CA | Platinum TTPre-Set Gap: 0.040" | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
16 Spark Plug parts for the 1976 Checker Marathon come from 6 brands — DENSO, ACDELCO, NGK and 3 other brands. The "Popular" part is ACDELCO R45TS.
The Copper / Nickel section lists 6 options from MOTORCRAFT, ACDELCO, NGK and 2 other brands — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. ACDELCO R45TS is listed in this group.
The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 2 options from ACDELCO and CHAMPION — grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. ACDELCO 41905 is listed in this group.
In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, DENSO, NGK and SKP supply 4 parts: grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is DENSO 5330.
The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 4 options from ACDELCO, NGK, CHAMPION and 1 other brand — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. ACDELCO 2 is listed in this group.
Spark Plug Wire
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| B&B Fits: 4.1L 250cid L6 | S648461 | 🇺🇸 US 🇨🇦 CA | Suppressor Wire Set | View on Amazon |
| FAMOUS BRAND Fits: 4.1L 250cid L6 | 356142 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | 2935 | 🇺🇸 US 🇨🇦 CA | SetFederal Wire | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: 4.1L 250cid L6 | 51363 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 4.1L 250cid L6 | 6603 | 🇺🇸 US 🇨🇦 CA | SetStandard® Premium | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 4.1L 250cid L6 | 26603 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| B&B Fits: 4.1L 250cid L6 | M648461 | 🇺🇸 US 🇨🇦 CA | Platinum Class Laser Mag | View on Amazon |
| WALKER PRODUCTS Fits: 4.1L 250cid L6 | 9241509 | 🇺🇸 US 🇨🇦 CA | Direct FitSet | View on Amazon |
This table covers the Spark Plug wires.
8 Spark Plug Wire parts are listed for the 1976 Checker Marathon, from STANDARD MOTOR PRODUCTS, B&B, FAMOUS BRAND and 2 other brands. NGK 51363 carries the "Popular" badge.
Economy: 3 parts, from B&B, FAMOUS BRAND and STANDARD MOTOR PRODUCTS. A representative part number is B&B S648461.
The Premium section: 2 options from NGK and STANDARD MOTOR PRODUCTS. NGK 51363 is listed in this group.
The Standard Replacement section: 3 options from STANDARD MOTOR PRODUCTS, B&B and WALKER PRODUCTS. STANDARD MOTOR PRODUCTS 26603 is listed in this group.
Part numbers include NGK 51363, B&B S648461 and FAMOUS BRAND 356142, among others listed above.
Buying Ignition Parts for a 1976 Checker Marathon
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Every ignition 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, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug and Ignition Coil .
Frequently Asked Questions
How many ignition parts fit the 1976 Checker Marathon?
Our catalog currently lists 63 ignition parts for the 1976 Checker Marathon across 10 subcategories and 25 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 ignition parts differ between 1976 Checker Marathon engines?
Yes. Every ignition 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 ignition problems on a 1976 Checker Marathon?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 1976 Checker Marathon?
Notes on this page include pre-set gaps of 0.035", 0.040", 0.044" and 0.045". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
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 1976 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 1976 Checker Marathon?
First match the engine — each row shows which engine(s) the part fits. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1976 Checker Marathon
Ignition Parts for Other Checker Marathon Years
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