Made in USA
Pro-Billet EFI Dual Sync Distributor Oldsmobile 330-455 - Black Cap
InfoVehicle Info Needed
MSD IGNITIONPART NUMBER: 121-23853

Pro-Billet EFI Dual Sync Distributor Oldsmobile 330-455 - Black Cap

$58495
ShippingShips on Sep 03, 2026
Lowest PriceLowest Price Guarantee

Oldsmobile
    Pro-Billet EFI Dual Sync Distributor
  • Oldsmobile 330-455
  • Black Anodized Finish
  • Black Cap

    Ignition Adapter 510-558-493 is needed when using 23853 with Holley Sniper EFI.

  • Plug and Play with Holley EFI
  • Includes both crank and cam sensors to support sequential EFI operation
  • Can be used to trigger popular TBI fuel injection systems
  • Hall Effect sensor design provides precise timing control and noise immunity
  • CNC machined billet aluminum housing
  • Integrated LEDs allow for easy setup
  • Available for popular applications

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

    Plug and Play Ignition Performance

    For fuel-injected performance, MSD Pro-Billet EFI Dual Sync Distributors are a smart choice with crank and cam sensors that can trigger TBI fuel injection systems. The dual Hall Effect sensor design of these race-proven dual sync distributors ensures precision timing on Holley EFI and aftermarket sequential EFI systems, even at high engine speeds.

     

Part TypeDistributor
Product LineMSD Pro-Billet EFI Dual Sync Distributors
BrandMSD IGNITION
Package Height7.0
Package Width7.0
Package Length17.5
Weight4.5 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number23853
Package Qty1
Package TypeEA
No Questions
No Reviews

Items You Need

Distributor Clamp Wrench 1/2" & 9/16"

JEGS

Distributor Clamp Wrench 1/2" & 9/16"

Part Number : 555-80560
$1199$12.99
You Save$1.00
Self-Powered Timing Light [Powered by (2) D-Cell Batteries]

JEGS

Self-Powered Timing Light [Powered by (2) D-Cell Batteries]

Part Number : 555-W80578
$4799$52.99
You Save$5.00
558-493 EFI to Dual Sync Distributor Ignition Harness

HOLLEY

558-493 EFI to Dual Sync Distributor Ignition Harness

Part Number : 510-558-493
$4496$49.95
You Save$4.99

ITEM YOU MAY ALSO CONSIDER

565-206BK EFI Gen 2 Dual Sync Distributor

HOLLEY

565-206BK EFI Gen 2 Dual Sync Distributor

Part Number : 510-565-206BK
$52595$584.95
You Save$59.00
Some parts are not legal for use in California or other states with similar laws / regulations
p65 warning
Your Cart

Your shopping cart is empty!