Sterling Bosch Spark Plugs Information

BOSCH SUPER CLASS PLATINUM PLUS SPARK PLUG

Bosch Super Class Platinum Plus Spark Plug reaches self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency. Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage.

Specifications:

• 14 mm thread size
• 19 mm reach
• 16 mm hex size
• 1.1 mm gap
• Platinum plug
• Gasket seat style
• Interference suppression resistor
• Heat fused platinum center electrode
• Tapered yttrium enhanced ground electrode
• Removable terminal nut
• Heat range 7

Features:

• Platinum center electrode that is heat fused into the extended ceramic insulator
• Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitability

Series: Bosch Platinum Plus

Quantity Sold: Sold individually

Warranty: 12-month or 12,000-mile Bosch limited warranty

Part #: BS4001

BOSCH REGULAR CLASS SUPER PLUS SPARK PLUG

Bosch Regular Class Super Plus Spark Plug has a heavy duty yttrium enhanced copper core center electrode for superior reliability and increased resistance to spark erosion.

Specifications:

• 14 mm thread size
• 19 mm reach
• 16 mm hex size
• 1.1 mm gap
• Gasket seat style
• Interference suppression resistor
• Yttrium enhanced copper core center electrode
• Tapered V-profile nickel ground electrode
• Removable terminal nut
• Heat range 7

Features:

• Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitibility
• Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage

Series: Bosch Super Plus

Quantity Sold: Sold individually

Warranty: 12-month or 12,000-mile Bosch limited warranty

Part #: BS7956