Shop By Product Matching "Ignition"
Choose a Model for your 1978 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
- Maximum Voltage: 45000
- Primary Resistance: .500 Ohms
- 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 |
|---|
| 1978 - GMC P35 |
- 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
- 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 |
|---|---|---|---|---|
| 1978 - GMC Jimmy | V | - | 8 Cyl 5.7L | 350 |
- 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
- 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 |
|---|---|---|---|---|
| 1978 - GMC Caballero | V | - | 6 Cyl 3.3L | 200 |
- Fits GM Applications 73 to 89
- High-Performance
- Sold Each
- Product Attributes:
- Category: Distributors
- Feature/Benefit: Engineered With Low Saturation For Maximum Spark Intensity
- Applications: All Gm Applications 1973 To1989
- Make: Gm
- Engineered with low saturation for maximum spark intensity
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1978 - GMC Jimmy | V | - | 8 Cyl 6.6L | 400 |
- Carbon Resistor Core; Custom Fit; w/HEI; 135 deg.; Blue
- High Energy 8mm Ignition Wire Set; Carbon Resistor Core; Custom Fit; w/HEI; 135 deg.; Blue;
- High Energy 8mm Ignition Wire Set
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Boot Type: Carbon Resistor Core
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Engine: Universal 8 Cylinder
- Boot Angle: 135 Degree
-
Features:
- Available For Street Or Track Applications
- High Temperature and Oil Resistant Wire Insulation
- High Temperature Silicone Spark Plug Boots
- Works In High Under Hood Temperatures
- Offered With Resistor Or Wire Core
- A value priced 8mm high performance wire that outperforms the competition. Taylor's 8mm High Energy series is manufactured in a fiberglass reinforced, high temperature, oil resistant ignition wire and is available in your choice of two popular conductors. High temperature blue 100% silicone boot ends with vibration proof double spring locking spark plug terminals. The perfect wire choice for most daily driven/street vehicles and meet the demands of today's high tech ignitions and high under-hood temperatures.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Sub Model | CID |
|---|---|---|---|---|---|
| 1978 - GMC C25 Suburban | V | - | 8 Cyl 7.4L | Base | 454 |
- Carbon Resistor Core; Custom Fit; w/HEI; 135 deg.; Blue
- High Energy 8mm Ignition Wire Set; Carbon Resistor Core; Custom Fit; w/HEI; 135 deg.; Blue;
- High Energy 8mm Ignition Wire Set
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Boot Type: Carbon Resistor Core
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Engine: Universal 8 Cylinder
- Boot Angle: 135 Degree
-
Features:
- Available For Street Or Track Applications
- High Temperature and Oil Resistant Wire Insulation
- High Temperature Silicone Spark Plug Boots
- Works In High Under Hood Temperatures
- Offered With Resistor Or Wire Core
- A value priced 8mm high performance wire that outperforms the competition. Taylor's 8mm High Energy series is manufactured in a fiberglass reinforced, high temperature, oil resistant ignition wire and is available in your choice of two popular conductors. High temperature blue 100% silicone boot ends with vibration proof double spring locking spark plug terminals. The perfect wire choice for most daily driven/street vehicles and meet the demands of today's high tech ignitions and high under-hood temperatures.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Sub Model | CID |
|---|---|---|---|---|---|
| 1978 - GMC C25 Suburban | V | - | 8 Cyl 7.4L | Base | 454 |
- Carbon Resistor Core; Custom Fit; 90/135 deg.; Blue
- High Energy 8mm Ignition Wire Set; Carbon Resistor Core; Custom Fit; 90/135 deg.; Blue;
- High Energy 8mm Ignition Wire Set
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Boot Type: Carbon Resistor Core
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Engine: Universal 8 Cylinder
- Boot Angle: 90/135 Degree
-
Features:
- Available For Street Or Track Applications
- High Temperature and Oil Resistant Wire Insulation
- High Temperature Silicone Spark Plug Boots
- Works In High Under Hood Temperatures
- Offered With Resistor Or Wire Core
- A value priced 8mm high performance wire that outperforms the competition. Taylor's 8mm High Energy series is manufactured in a fiberglass reinforced, high temperature, oil resistant ignition wire and is available in your choice of two popular conductors. High temperature blue 100% silicone boot ends with vibration proof double spring locking spark plug terminals. The perfect wire choice for most daily driven/street vehicles and meet the demands of today's high tech ignitions and high under-hood temperatures.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1978 - GMC Caballero | V | - | 8 Cyl 5.0L | 305 |
- HEI In-Cap Design; Primary Resist 0.5 Ohms; Secondary 8.6 k Ohms; Turn Ratio 80:1; Max Voltage 45000V; Red And White Primary Wire;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 White Primary Wire;
- SuperCoil Ignition Coil
- Product Attributes:
- WARNING CA Proposition 65: Yes
-
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-32
- 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 |
|---|
| 1978 - GMC P15 |
- Spiro-Wound; Custom Fit; 90 deg.; Red
- ThunderVolt 8.2mm Ignition Wire Set; Spiro-Wound; Custom Fit; 90 deg.; Red;
- ThunderVolt 8.2mm Ignition Wire Set
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Boot Type: Spiro Wound
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Engine: Universal 8 Cylinder
- Boot Angle: 90 Degree
-
Features:
- Only 40 OHMS Per Foot Resistance
- 100 Percent Silicone Two Layer Jacket
- Heat Protection Up To 600 Deg.
- Ferrite Spiro-Wound Coated Core
- RFI/EMI Compatible For All Ignition Systems
- Superior Spark Energy
- Horse Power Increases/Torque Gains
- Smoother Idle/Improved Fuel Economy
- Taylor's ThunderVolt 8.2mm outperforms the competition in both looks and performance… all at an affordable price. This ignition wire is a must if you are using a multiple spark discharge ignition system. Features an exclusive two layer 100% Zimplex silicone outer jacket that provides heat resistant protection up to 600º F. Features 100% silicone spark plug boots and vibration proof double spring locking plug terminals.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1978 - GMC K35 | V | - | 8 Cyl 6.6L | 400 |
- Spiro-Wound; Custom Fit; 90 deg.; Red
- ThunderVolt 8.2mm Ignition Wire Set; Spiro-Wound; Custom Fit; 90 deg.; Red;
- ThunderVolt 8.2mm Ignition Wire Set
- Product Attributes:
- WARNING CA Proposition 65: Yes
- Boot Type: Spiro Wound
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Engine: Universal 8 Cylinder
- Boot Angle: 90 Degree
-
Features:
- Only 40 OHMS Per Foot Resistance
- 100 Percent Silicone Two Layer Jacket
- Heat Protection Up To 600 Deg.
- Ferrite Spiro-Wound Coated Core
- RFI/EMI Compatible For All Ignition Systems
- Superior Spark Energy
- Horse Power Increases/Torque Gains
- Smoother Idle/Improved Fuel Economy
- Taylor's ThunderVolt 8.2mm outperforms the competition in both looks and performance… all at an affordable price. This ignition wire is a must if you are using a multiple spark discharge ignition system. Features an exclusive two layer 100% Zimplex silicone outer jacket that provides heat resistant protection up to 600º F. Features 100% silicone spark plug boots and vibration proof double spring locking plug terminals.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | CID |
|---|---|---|---|---|
| 1978 - GMC K35 | V | - | 8 Cyl 5.7L | 350 |
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