Package Includes: 1 × Ignition Coil Product Dimensions: 13.39 x 2.36 x 1.35 inches Replace for: 545115801 Fitment: Compatible With Poulan: PP4218AV, PP3516AV Compatible With McCulloch: MC4218AV, MC4218 Note: Before ordering, please check your model and part number to avoid wrong purchases and returns.