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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 »
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PAC Products
Items 1-6 of 6
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: $92.95
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: $92.95
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: $396.95
Description: PAC 1.625 Dual Race Springs 306 @ 1.950 / 810 @ .800 / 1.100 Coil Bind (Set)
Item #: PAC-1224-16
Condition:
New
Price: $396.95
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: $295.95
Items 1-6 of 6