1981 CHEVROLET K20 Spark Plugs

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.460 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-42

4.69 out of 5 stars ( 137 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .460 in. Reach, Partial Projected, Resistor, Each

Part Number: ATL-25

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Reach, 5/8 in. Hex, Projected Tip, Resistor, Each

Part Number: NGK-6630

4.97 out of 5 stars ( 29 )

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each

Part Number: ADO-R44T

4.91 out of 5 stars ( 22 )

Estimated Ship Date: Tomorrow

Spark Plug, Standard Series, Tapered Seat, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: NGK-7052

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Tapered Seat, 0.431 in, Reach, Each

Part Number: ATL-26

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.460 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-40

4.76 out of 5 stars ( 34 )

Estimated Ship Date: Tomorrow

Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-803

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-2869

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Spark Plug, XP Xtreme Performance, Copper Core, Tapered Seat, 14mm Thread, 0.460 in. Reach, Resistor, Each

Part Number: ATL-XP25

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Spark Plug, GP Platinum, 14mm Thread, .460 in. Reach, 5/8 in. Hex, Tapered Seat, Resistor, Each

Part Number: NGK-2953

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.460 in. Reach, Resistor, Each

Part Number: ADO-10

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Spark Plug, Platinum Power, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-3018

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .460 in. Reach, Non-Projected Tip, Resistor, Each

Part Number: ATL-145

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Spark Plug, OE Iridium, Tapered Seat, 18mm Thread, 0.441 in. Reach, Resistor, Each

Part Number: BCH-9659

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, Double Platinum, Tapered, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-7018

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Spark Plug, RV17YC, Copper Plus, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-25

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-817

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Spark Plug, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: ACC-0576

Not Yet Reviewed

Estimated Ship Date: Aug 28, 2025 if ordered today

Spark Plug, Iridium Power, ITF16, 14mm Thread, 11.60mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-5330

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each

Part Number: ADO-CR44TS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, OE Platinum, Non-Projected, 9 Heat Range, 11.2mm Reach, Buick, Cadillac, Chevy, Dodge, Ford, GMC, Jeep, Lincoln, Mercury, Pontiac, Each

Part Number: BCH-6712

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, Platinum TT, PTF16TT, 14mm Thread, 11.60mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-4509

Not Yet Reviewed

Estimated Ship Date: May 6, 2025 if ordered today

• Special Order

Spark Plug, Iridium TT, ITF16TT, 14mm Thread, 11.60mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-4715

Not Yet Reviewed

Estimated Ship Date: May 1, 2025 if ordered today

• Special Order

Spark Plug, RV12C, Copper Plus, 14mm Thread, .460 in. Reach, Resistor, Chevy, GMC, Each

Part Number: CPN-113

Not Yet Reviewed

• Special Order