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Butler recommended- Pontiac Edelbrock and RAIV/SD Heads have an install height of 1.800" with stock length valves. More Details »
Valve Spring Selection for Pontiac Engines
Proper valve spring selection is an important part of any Pontiac engine build. Spring pressure, installed height, and overall...More Details »
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PAC Products
Items 1-7 of 7
Description: Chrome Moly Steel (0.030 Thickness) Seats- .570 Guide
Material CHROME MOLY
Stepped Seat No
Outside Diameter (A)1.5
1st Step Diameter (B)0.715
2nd Step Diameter (C)N/A
3rd Step Diameter (D)NA
Valve Guide Hole Size0.570**
Thickness0.03
Item #: PAC-S134-16
Condition:
New
Price: $95.10
Description: Chrome Moly Steel (0.030 Thickness) Seats- .570 Guide
Material CHROME MOLY
Stepped Seat No
Outside Diameter (A)1.65
1st Step Diameter (B)0.63
2nd Step Diameter (C)N/A
3rd Step Diameter (D)NA
Valve Guide Hole Size0.570**
Thickness0.03
Item #: PAC-S133-16
Condition:
New
Price: $95.10
Description: PAC 1.550 Dual Race Springs 240 @ 1.900 / 625 @ 1.200 / 1.100 Coil Bind (Set)
Item #: PAC-1243-16
Condition:
New
Price: $427.24
Description: PAC 1.550 Dual Race Springs 190 @ 1.950 / 710 @ 1.250 / 1.035 Coil Bind (Set)
Item #: PAC-1244-16
Condition:
New
Price: $388.30
Description: PAC 1.625 Dual Race Springs 306 @ 1.950 / 810 @ .800 / 1.100 Coil Bind (Set)
Item #: PAC-1224-16
Condition:
New
Price: $412.68
Description: PAC +.050 Square Groove Locks (Set)
Item #: PAC-L8027-32
Condition:
New
Price: $92.95
Description: 1.489 Dual Spring 165 @ 1.800, 385 @ 1.200 Coil Bind @ 1.110 (Set)
Item #: PAC-1219X
Condition:
New
Price: $302.95
Items 1-7 of 7