#1  
Old 11-28-2020, 05:18 PM
warriorbob warriorbob is offline
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Default WTB Spark Delay Valve 1974

Looking for a Spark Delay Valve for a 1974 455

If i am correct the part number is 494583
prefer used and in nice condition as this is
for a survivor car.

Thanks,
Bob

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  #2  
Old 11-28-2020, 05:39 PM
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burd burd is offline
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Got a pic, I have a few nOS PCs, it may be it.?

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  #3  
Old 11-30-2020, 11:45 AM
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Brad Pringle Brad Pringle is offline
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Hi Bob,

Text me at 9064409257. I should have a couple of very nice ones avaiable.

Thank you

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Wellston, Michigan

1973 SD 455 TA Auto
1974 SD455 TA 4 Spd
  #4  
Old 01-04-2021, 07:22 AM
warriorbob warriorbob is offline
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Bump...Still looking

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68 400 Firebird Convertible TH400 Solar Red
69 Firebird Convertible Pro Touring Twin Turbo 5 Spd
70 T/A RA III 4 Spd 3:73 Calif Emissions Lucerne Blue
74 T/A SD-455 TH400 Buccaneer Red 49.600 Mile Survivor
  #5  
Old 01-13-2021, 09:51 PM
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SD73 SD73 is offline
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If you PM me a pic, I can check what I have.

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Old 03-05-2021, 12:01 PM
warriorbob warriorbob is offline
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I have done some checking the part number is

494583

It goes inline between the TCS Valve and the Distributor

Still looking for the correct part

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68 400 Firebird Convertible TH400 Solar Red
69 Firebird Convertible Pro Touring Twin Turbo 5 Spd
70 T/A RA III 4 Spd 3:73 Calif Emissions Lucerne Blue
74 T/A SD-455 TH400 Buccaneer Red 49.600 Mile Survivor
  #7  
Old 04-08-2021, 07:46 AM
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ladytata ladytata is offline
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You looking for one of these
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  #8  
Old 04-08-2021, 08:12 AM
warriorbob warriorbob is offline
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Quote:
Originally Posted by ladytata View Post
You looking for one of these

Yes,

I am pretty sure it is the one on the left that is attached between the two vacuum lines.

Thanks,
Bob

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68 400 Firebird Convertible TH400 Solar Red
69 Firebird Convertible Pro Touring Twin Turbo 5 Spd
70 T/A RA III 4 Spd 3:73 Calif Emissions Lucerne Blue
74 T/A SD-455 TH400 Buccaneer Red 49.600 Mile Survivor
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