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MSD 84281 HEI Vacuum Advance Stop Plate for Street-Fire & MSD HEI Distributors

(GMC G2500 1979-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-80, 1988-2000, Jimmy 1970-91, Savana 3500 1996-2000 + 184 more models)

Manufacturer

Picture for manufacturer MSD

Part Number

84281
7 reviews
Sale Price

$12.45

2 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The MSD 84281 HEI Vacuum Advance Stop Plate is a precision replacement and tuning component designed for use with MSD HEI distributors. This stop plate allows you to limit or control the amount of vacuum advance travel within the distributor, giving tuners and engine builders greater control over ignition timing curves.

Key Features:

  • Controls and limits vacuum advance travel in HEI distributors
  • Compatible with MSD Street-Fire HEI distributors
  • Compatible with MSD HEI Distributors
  • Precision-machined for accurate, repeatable timing control
  • Direct drop-in replacement — no modifications required

Fine-tuning vacuum advance is a critical step in optimizing ignition timing for street and performance applications. The MSD 84281 stop plate makes it easy to dial in the correct amount of advance for your specific engine combination, helping improve throttle response, fuel economy, and overall engine performance.

Products specifications

Fits

GMC G2500 1979-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-80, 1988-2000, Jimmy 1970-91, Savana 3500 1996-2000, C3500 1979-86, 1988-2000, K2500 Suburban 1979-86, 1992-99, K3500 1979-86, 1988-2000 + 181 more models

Prop 65

No

They had the parts I needed at the best price. I needed some questions answered to make sure I was ordering the right parts for a 4 year old car and they were very helpful when I called.

Very happy with customer service at autoplicity! Everyone helped me gather the much needed information to track my purchase! Congrats autoplicity!

Autoplicity has an abundance of name brand parts at unbeatable prices. Customer service was also great to deal with. Receipt and tracking info was provided promptly.

Autoplicity had fast shipping at a low price compared to other competitors. The price for the item itself was the lowest around so I think I got a good deal or my car. Would buy from again!

What a selection of items for your vehicle. When I called to confirm this company could actually ship an item others couldn't. Parts were available at the right price shipped quickly from one of there many warehouses.(not to mention the professional service from person who answered call) No waiting for this etailer. RECOMMENDED!Buy from tnis company!

Authentic, hard to find item listed for the least expensive price online! Good customer service and fast shipping time!!

Quick shipping. Good info on sttud will definitely irder again

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