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Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
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Moroso
Moroso Ultra 40 8.5mm Multi-Angle Spark Plug Wire Set for GM BBC 366-454 HEI - 73759
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
Fits GM Big Block Chevy (BBC) 366-454 engines equipped with HEI-style coil-in-cap distributors.
The Moroso Ultra 40 Spark Plug Wire Set is engineered to deliver maximum spark energy with high-performance RFI and EMI suppression. These 8.5mm wires feature a multi-angle boot design that provides the versatility needed for custom routing and header clearance in tight engine bays. Built for durability and consistent ignition, this set replaces worn factory leads with high-temperature, low-resistance wires designed for big block applications.
- Part Number: 73759
- Series: Ultra 40
- Wire Diameter: 8.5mm
- Terminal Style: HEI-Style (Coil-In-Cap)
- Plug Boot Angle: Multi-Angle
- Wire Color: Black
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If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom right of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
Moroso Ultra 40 8.5mm Multi-Angle Spark Plug Wire Set for GM BBC 366-454 HEI - 73759
This product will be available soon, but you can pre-order now to get on the list before others!
US Based Support - In Florida
30 Days Satisfaction Guarantee
Price Match
If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
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Fits GM Big Block Chevy (BBC) 366-454 engines equipped with HEI-style coil-in-cap distributors.
The Moroso Ultra 40 Spark Plug Wire Set is engineered to deliver maximum spark energy with high-performance RFI and EMI suppression. These 8.5mm wires feature a multi-angle boot design that provides the versatility needed for custom routing and header clearance in tight engine bays. Built for durability and consistent ignition, this set replaces worn factory leads with high-temperature, low-resistance wires designed for big block applications.
- Part Number: 73759
- Series: Ultra 40
- Wire Diameter: 8.5mm
- Terminal Style: HEI-Style (Coil-In-Cap)
- Plug Boot Angle: Multi-Angle
- Wire Color: Black
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