Flying Magnet Crank Trigger Kit Small Block Chevy

Vehicle Info Needed

MSD IGNITIONPART NUMBER: 121-86101

Flying Magnet Crank Trigger Kit Small Block Chevy

Name: Flying Magnet Crank Trigger Kit Small Block Chevy
Brand: MSD IGNITION
SKU: 121-86101
Price: 623.95 USD
Availability: InStock

^$623⁹⁵

Ships on 11/02/2026

Lowest Price Guarantee

Small Block Chevy

Flying Magnet Crank Trigger Kit

Small Block Chevy

7 in. Trigger Wheel

Includes Hall-Effect Crank Sensor

Red

Breakdown of Included Items

Features:

The included hall-effect sensor provides the most accurate way to trigger Electronic Fuel Injection (EFI)
The 3-wire hall-effect sensor is less susceptible to noise interference
The crank trigger wheel is 3/8 in. thick billet aluminum
Powerful magnets within the crank trigger wheel send clean and accurate signals during every firing
Aluminum mounting brackets and hardware offer rigidity to eliminate flex and engine timing malfunctions
Operating voltage of 5-20 V
Hall-effect sensor dimensions of 3/4 in x 2 in.

Note: Not legal for sale or use on pollution-controlled vehicles.

Same, easy install as traditional MSD Crank Trigger Kits

Most accurate way to trigger your electronic fuel injection (EFI)

3-wire Hall-effect sensor that is less susceptible to noise interference

Rigid mounting that will not flex and cause timing fluctuation

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

The Best Way to Trigger Your Ignition

Stable ignition timing is necessary for high-horsepower engines with extreme cylinder pressures. MSD uses a non-magnetic pickup triggered by powerful magnets embedded in the trigger wheel. The sensor brackets feature a long adjustment slot providing a range of accurate timing adjustments.

Part TypeIgnition Crank Trigger Kit

Product LineMSD Crank Triggers

BrandMSD IGNITION

Package Height1.3

Package Width9.8

Package Length13.4

Weight2.88 PG

Part CategoryPerformance Parts

Hardware IncludedYes

Pickup IncludedYes

Adjustable Mounting Bracket IncludedYes

QuantitySold as a kit

MaterialBillet Aluminum

Part FitmentSemi Universal

Bracket FinishRed anodized

Crankshaft Wheel FinishRed anodized

Crank Trigger Wheel IncludedYes

Bracket MaterialBillet aluminum

AdjustableYes

Vendor Part Number86101

Package Qty1

Package TypeEA

^$449⁹⁵

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