Ultra 40 Custom Fit Wire Set, Blue Wire, Unsleeved, SBC, Under Header/HEI; Cost-effective version of our race proven Ultra 40 Race Wire, without heat sleeving; 7mm or 8.65mm diameter wire with 40 ohms of resistance per foot; Complete, ready-to-install sets available for specific engines; Wire for each cylinder is labeled

• Custom
• Blue Wire
• Unsleeved
• SBC
• Under Header/HEI
• No heat sleeving
• 8.65mm diameter wire with 40 ohms of resistance per foot
• Complete, ready-to-install sets available for specific engines
• Wire for each cylinder is labeled

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Information:

Ultra 40 Custom Fit Wire Set; Blue Wire; Unsleeved; SBC; Under Header/HEI; Cost-effective version of our race proven Ultra 40 Race Wire, without heat sleeving; 8.65mm diameter wire with 40 ohms of resistance per foot; Complete, ready-to-install sets available for specific engines; Wire for each cylinder is labeled; Locking Stainless Steel Terminals stay connected under high vibration; High-Temp Silicone Boots withstand heat up to 600 degrees; Fold-over crimping won't vibrate loose like other core-crimped brands; Silicone jacket protects against heat, chaffing, and contaminants; Extra-thick EPDM Layer provides even greater dielectric strength; Nickle Copper Alloy conductor transfers the highest spark energy; Ferrite Impregnated Core tunes EMI suppression characteristics; Synthetic Fiber Center Core offers ultra-high tensile strength; Nylon Pull Tape provides unbeatable pull strength and terminal retention; Conductive Polymer Coating protects conductor and provides terminal contact.