Engine Parts
Showing 181–185 of 185 results

Vacuum Switch Hose Kit w/ Routing Instructions
This kit gives you enough Vacuum Hose and Factory Routing instructions to properly route your hoses for the Thermo Vac Switch as well as the TCS (Solenoid)
Kit Includes the following:
If you need a Vacuum Switch click Here > 3 Port Vacuum Switch
If you need the T-Fitting you can order Dorman Part Number 493-017 (I do not stock them at this time)
- Enough Hose to route as the Factory did
- Routing Instructions and Diagram
If you need a Vacuum Switch click Here > 3 Port Vacuum Switch
If you need the T-Fitting you can order Dorman Part Number 493-017 (I do not stock them at this time)

Valve Cover Decal – Stage 1
1969 GS 400 Stage 1 Valve Cover Decal
$9.00 Each
Fits 1969
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Valve Covers (Chrome Stage 1)
Nice reproduction of the 455 Chrome Valve Covers found on the Stage 1 Motors.
These feature the correct Part Numbers also 1232068 & 1232069
Sold as a Pair for $195.00
Fits Buick Big Blocks 400 / 430 / 455
Currently on Back Order - More due soon!
Note: We do stock the Correct Chrome Hardware for these as well. . Note # 2: Be aware of the Wrong Hardware on the market for these Valve Covers! There are some "Metric Headed" bolts on the market. They'll work but the Bolt Heads are Metric! Also, there are 2) versions of Chrome Valve Covers on the market. These are the CORRECT ones for the 1970 - 1972 GS & GSX! .

Water Pump (455 – Short Shaft)
This is the short shaft 455 Water Pump typically used on 1970 Models as well as 1971/72 without A/C or Stage 1 Option.
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This Pump is generally used with the following 1970 Pulleys:
Crank - GM Number 1375143
Water Pump - GM Number 1375146
OR if used on 1971/72 Engines then generally used with the following Pulleys:
Crank Pulley - GM Number 1235779
Water Pump Pulley - GM Number 1238156
Fits 400, 430 & 455
Be sure to check your Pulley Part numbers because in most cases you cannot mix and match these!
As mentioned in the description this is the Short Shaft Pump which will not work with Long Shaft Pulleys!
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Water Pump (Long Shaft)
This is the long shaft 455 Water Pump typically used on 1971 & 72 Models.
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This Pump is generally used with the following Pulleys: (Some exceptions)
Crank Pulley – GM Number 1235777
Water Pump Pulley – GM Number 1235778
Fits 400, 430 & 455 (Correct for 1971 & 1972 455 engines)
Be sure to check your Pulley Part numbers because in most cases you cannot mix and match these!
As mentioned in the description this is the Long Shaft Pump which will not work with Short Shaft Pulleys!