Moroso Ultra 40 Spark Plug Wire Set 73689 For Big Block Chevy HEI Red
Part # 73689 SKU MOR73689
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MOROSO
Moroso Ultra 40 Spark Plug Wire Set 73689 For Big Block Chevy HEI Red
Highlights
- Cylinder compatibility
- 8 Cylinder
- Insulation outside diameter
- 8.65 mm
- Assembled
- Yes
- Spark plug boot ends
- 90 Degree
- Position
- Engine
- Distributor boot color
- Gray
- Connector type
- HEI
- Distributor terminal end type
- HEI
- Rfi suppression
- Yes
- Wire color
- Red
- Material
- Silicone
- Type
- Ignition Wire Set
- Coil wire included
- Yes
- Cut to length
- No
- Conductor style
- Spiral Core
- Wire diameter
- 8.65 mm
- Spark plug boot cover color
- Gray
Description
Moroso Ultra 40 Spark Plug Wire Set 73689 For Big Block Chevy HEI Red
The Moroso Ultra 40 Spark Plug Wire Set is meticulously engineered for optimal performance in high-demand engines, specifically designed for Big Block Chevy models with HEI (High Energy Ignition) systems. This premium wire set is the perfect upgrade for automotive enthusiasts seeking enhanced spark delivery, improved ignition timing, and overall engine efficiency. Moroso's commitment to quality ensures these wires remain reliable even under extreme conditions such as high temperatures and high voltage demands.
Constructed with a durable silicone outer layer, the Ultra 40 Spark Plug Wires provide exceptional resistance against heat and abrasion. This insulation is designed to withstand elevated engine bay temperatures, thereby ensuring the longevity of the wires. Additionally, the wire core uses a high-quality stainless-steel conductor that minimizes resistance and maximizes conductivity, resulting in stronger spark energy and smoother engine operation.
FITMENT: This wire set is primarily compatible with Big Block Chevy engines equipped with HEI ignition systems, making it ideal for various classic and performance vehicles. It seamlessly integrates into existing setups, delivering a direct fit without the need for any modifications.
Key Features & Benefits
- High-performance silicone insulation for exceptional heat and abrasion resistance.
- Low resistance wire core for increased conductivity and improved spark energy.
- Perfect fit for Big Block Chevy HEI ignition systems, ensuring easy installation.
- Durable construction designed to withstand extreme engine conditions.
- Bright red color adds a stylish touch to your engine bay while maintaining functionality.
Vehicle fitment
| Make | Model | Submodel | Years |
|---|
No vehicle matches that filter.
Fitment data from the manufacturer catalogue. Check your engine before ordering, or call us.
Specifications
| Identification | |
|---|---|
| Brand | MOROSO |
| Part number | 73689 |
| SKU | MOR73689 |
| UPC | 084663736896 |
| Dimensions and weight | |
| Dimensions (W × H × D) | 9.00 × 9.00 × 4.00 in |
| Material and finish | |
| Finish | Silicone Jacket |
| Material | Silicone |
| Series and warranty | |
| Details | |
| Cylinder compatibility | 8 Cylinder |
| Insulation outside diameter | 8.65 mm |
| Assembled | Yes |
| Spark plug boot ends | 90 Degree |
| Position | Engine |
| Distributor boot color | Gray |
| Connector type | HEI |
| Distributor terminal end type | HEI |
| Rfi suppression | Yes |
| Wire color | Red |
| Type | Ignition Wire Set |
| Coil wire included | Yes |
| Cut to length | No |
| Conductor style | Spiral Core |
| Wire diameter | 8.65 mm |
| Spark plug boot cover color | Gray |
Shipping and returns
Shipping. Free on every order, US only. Orders arrive in 2–4 days.
Returns. 60-day free returns, except in extreme cases.
Support. Our team is available 24/7 for fitment mismatches or any other reason.
Warranty. Full manufacturer guarantee.
Not sure about this part? Ask us.
Fitment, install, what else you need for the job. A parts person answers, usually within one business day.
We answer by email. No account needed.
Questions and answers
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Reviews
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