1977 GMC Ignition Coil Parts
Choose a Model for your 1977 GMC
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- HEI In-Cap Design; Primary Resist 0.5 Ohms; Secondary 8.6 k Ohms; Turn Ratio 80:1; Max Voltage 45000V; Red And Yellow Primary Wire; Gray;CARB E.O. D-221-6
- SuperCoil Ignition Coil; HEI In-Cap Design; Primary Resist 0.5 Ohms; Secondary 8.6 k Ohms; Turn Ratio 80:1; Max Voltage 45000V; Red And Yellow Primary Wire; Gray;
- SuperCoil Ignition Coil
- Product Attributes:
- Peak Increase in Voltage: 18%
- WARNING CA Proposition 65: Yes
- Turns Ratio: 80:1
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Maximum Voltage: 45000
- Primary Resistance: .500 Ohms
- Package Quantity: 1
- Secondary Resistance: 8.6k Ohms
-
Features:
- 10-15% More Energy
- Direct Plug In Replacement Direct OE Fit
- Advanced Bobbin Technology
- Highly Specialized Silicone Magnetic Steel Cores
- Standard Motor Products SMP Dr-31
- MSD 8225
- Engineered for higher energy output resulting in quicker starting, improved idle quality, crisper throttle response and more high RPM power. Compatible with both original HEI ignition systems and later model computer controlled HEI systems. No need to remove or re-time distributor. Complete with simplified ground strap, mounting screws, silicone coil gasket and carbon contact brush / spring.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1977 - GMC C15 | V | - | 8 Cyl 5.0L | 305 |
- 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;CARB E.O. D-40-37 Recommend To Use w/HEAT HEI Module PN[83647]
- GM HEI Distributor Coil; 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;
- GM HEI Distributor Coil
- Product Attributes:
- Spark Duration: 200 Us
- WARNING CA Proposition 65: Yes
- Turns Ratio: 70:1
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Inductance: 3.5 Mh
- Maximum Voltage: 42000
- Peak Current: 200 Ma
- Primary Resistance: .310 Ohms
- Secondary Resistance: 9.2k Ohms
-
Features:
- Direct performance replacement for GM HEI coil-in-cap dist.
- 70:1 Turns Ratio
- Lower Primary Resistance Produces High Voltage Output
- Full Power Sparks To 9000 Rpm w/PN[83647] MSD HEI Module
- Recommended For Use w/MSD HEI Module PN[83647]
- CARB E.O. Approved
- HEI owners now have a choice to replace their stock coil with the MSD High Energy Unitized Coil for GM HEI Distributors. This coil is a direct replacement of the stock coil and offers increased spark energy when used with the MSD HEI Module, PN 83647.The MSD HEI Coil is designed for use with the MSD High Output HEI Module, PN 8364. It will work with stock ignition modules, but for maximum output use the MSD HEI Module.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1977 - GMC C15 Suburban | V | - | 8 Cyl 5.0L | 305 |
- 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;CARB E.O. D-40-37 Recommend To Use w/HEAT HEI Module PN[83647]
- GM HEI Distributor Coil; 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;
- GM HEI Distributor Coil
- Product Attributes:
- Spark Duration: 200 Us
- WARNING CA Proposition 65: Yes
- Turns Ratio: 70:1
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Inductance: 3.5 Mh
- Maximum Voltage: 42000
- Peak Current: 200 Ma
- Primary Resistance: .310 Ohms
- Secondary Resistance: 9.2k Ohms
-
Features:
- Direct performance replacement for GM HEI coil-in-cap dist.
- 70:1 Turns Ratio
- Lower Primary Resistance Produces High Voltage Output
- Full Power Sparks To 9000 Rpm w/PN[83647] MSD HEI Module
- Recommended For Use w/MSD HEI Module PN[83647]
- CARB E.O. Approved
- HEI owners now have a choice to replace their stock coil with the MSD High Energy Unitized Coil for GM HEI Distributors. This coil is a direct replacement of the stock coil and offers increased spark energy when used with the MSD HEI Module, PN 83647.The MSD HEI Coil is designed for use with the MSD High Output HEI Module, PN 8364. It will work with stock ignition modules, but for maximum output use the MSD HEI Module.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1977 - GMC C15 Suburban | L | - | 6 Cyl 4.1L | 250 |
- Canister Style; 12 Volt; For Unilite And MBI Distributors And Conversion Kits; Chrome; Red Top;Legal for Racing Use Only Not Recommended For Use w/Mallory HyFire systems
- Street Performance Ignition Coil; Canister Style; 12 Volt; For Unilite And MBI Distributors And Conversion Kits; Chrome; Red Top;
- Street Performance Ignition Coil
- Product Attributes:
- Spark Duration: 3.4 Ms
- WARNING CA Proposition 65: Yes
- Turns Ratio: 104:1
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Inductance: 6.8 Mh
- Maximum Voltage: 40000
- Peak Current: 54 Ma
- Primary Resistance: 1.360 Ohms
- Secondary Resistance: 10.87k Ohms
-
Features:
- Maximum Voltage 58000 Volts
- Fits In Most Stock Brackets
- Alkyd tower w/high dielectric prop. less prone to carbon tracking
- 100:1 Turns Ratio/Lower Primary Resistance Produce High Voltage
- Metal Canister Is Filled With A Premium Grade Oil For Cooling
- Universal Street Performance Chrome Ignition Coil For UNILITE, Magnetic Breakerless (MBI) Distributors, And Conversion Kits
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1977 - GMC C25 Suburban | V | - | 8 Cyl 5.0L | 305 |
- Canister Style; 12 Volt; For Unilite And MBI Distributors And Conversion Kits; Chrome; Red Top;Legal for Racing Use Only Not Recommended For Use w/Mallory HyFire systems
- Street Performance Ignition Coil; Canister Style; 12 Volt; For Unilite And MBI Distributors And Conversion Kits; Chrome; Red Top;
- Street Performance Ignition Coil
- Product Attributes:
- Spark Duration: 3.4 Ms
- WARNING CA Proposition 65: Yes
- Turns Ratio: 104:1
- WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov
- Inductance: 6.8 Mh
- Maximum Voltage: 40000
- Peak Current: 54 Ma
- Primary Resistance: 1.360 Ohms
- Secondary Resistance: 10.87k Ohms
-
Features:
- Maximum Voltage 58000 Volts
- Fits In Most Stock Brackets
- Alkyd tower w/high dielectric prop. less prone to carbon tracking
- 100:1 Turns Ratio/Lower Primary Resistance Produce High Voltage
- Metal Canister Is Filled With A Premium Grade Oil For Cooling
- Universal Street Performance Chrome Ignition Coil For UNILITE, Magnetic Breakerless (MBI) Distributors, And Conversion Kits
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1977 - GMC C25 Suburban | V | - | 8 Cyl 5.0L | 305 |
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