Product information
Overview
Product overview
Drag Specialties 2103-0205 Performance Spark Plugs are the exact resistor-type pair for the listed 1979–1985 Harley-Davidson Sportster applications. The exact product bridge is Drag 2103-0205 to manufacturer code E18-6661SDS and BPR6HS/4R5 reference.
Construction and specifications
- Thread: 14 mm
- Type: Resistor
- Heat range: 6
- Reference / gap: BPR6HS / 4R5; 0.030 in.
- Insulator: 95% pure alumina, multi-rib design
- Housing: Nickel-plated to resist oxidation and corrosion
- Electrode: Copper core with nickel-alloy tip
- Appearance: Black ceramic body with red logo/script
- Package: Pair
Fitment
For 1979–1985 Harley-Davidson XL applications documented for this exact part, including XLCH, XLH 1000, XLS Roadster, XLX 1000 and XR 1000 as applicable. Confirm the original plug specification and gap before installation.
Fitment
Specifications
- Brand / channel: Drag Specialties 2103-0205；manufacturer code
- E18-6661SDS；style/reference：BPR6HS / 4R5；thread：14 mm；type：resistor；heat range：6；gap：0.030 in.；insulator：95% pure alumina, multi-rib；housing：nickel-plated；electrode：copper core with nickel-alloy tip；package：pair。
- Color
- Black ceramic body with red logo/script
- Finish
- Nickel-plated housing
- Material
- Multi-material: 95% alumina insulator; copper-core nickel-alloy electrode; metal housing
Shipping & support
Shipping
Taiwan orders are prepared after payment and inventory confirmation. Shipping fees and any free-shipping threshold are shown at checkout.
View shipping policyReturns
Request a return within 14 days after receiving the item. Wait for return approval and shipping instructions before sending anything back.
View returns and warrantyFAQ
Before ordering, compare the SKU, OEM number, brand part number, model year, fitment notes, and product images.
View FAQsFitment help
If fitment is uncertain, send the SKU or OEM number together with the motorcycle year and model before checkout.
Contact fitment support