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Vehicle Info NeededMSD IGNITIONPART NUMBER: 121-8217
Coil Wire Retainer for Blaster & Canister Style Ignition Coils
$4211
Ships on Oct 13, 2026
Lowest Price GuaranteeCoil Wire Hold-Down RetainerMost MSD Blaster Coils (Except Blaster 3) Most Aftermarket Canister Coils Snaps Under Coil Flange Secured w/Nylon Tie Wrap
This retainer holds the coil wire boot securely in the coil tower. The lower portion snaps around the coil body under the flange and is held in place with a nylon tie wrap, keeping the wire from working loose under vibration.
MSD 8217 Fitment:
- Fits most MSD Blaster coils except the Blaster 3.
- Fits most aftermarket canister style coils.
- Snaps around the coil body under the flange and secures with a nylon tie wrap.
Part TypeIgnition Coil Wire Retainer
BrandMSD IGNITION
Package Height2.5
Package Width6.0
Package Length8.0
Weight0.19 PG
Part CategoryPerformance Parts
Coil Wire Retainer MaterialPlastic
QuantitySold individually
Part FitmentSemi Universal
Coil Wire Retainer FinishBlack
Vendor Part Number8217
Package Qty1
Package TypeEA
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