Engine Components

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  COMP Cams

  Comp Cams Camshaft, P8 308R-10

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  £755.20

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  Rough idle, maximum street effort. 10.5:1+ compression, 3500+ stall.CatalogUser 1This Part Fits: Year Make Model Submodel 1958-1971,1973-1979 Pontiac Bonneville Base 1976-1979 Pontiac Bonnevil...
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  COMP Cams

  Comp Cams Camshaft, P8 288R-10

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  £723.74

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  Choppy idle, broad power range, increased compression, 3000+ stall, headers and lower gears.CatalogUser 1This Part Fits: Year Make Model Submodel 1958-1971,1973-1979 Pontiac Bonneville Base 19...
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  COMP Cams

  Comp Cams Camshaft, P8 299Th R7 Thumpr

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  £755.20

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  Big Mutha' Thumpr 243/257 Hydraulic Roller for Pontiac 265-455. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, Gears and headers, very rough idle. Distributor Gear upgrade required.Cat...
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  COMP Cams

  Comp Cams Camshaft, P8 Xr288Hr-10

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  £723.73

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  Rough idle, needs 2800+ stall, lower gears and 9.5:1 compression.CatalogUser 1This Part Fits: Year Make Model Submodel 1958-1971,1973-1979 Pontiac Bonneville Base 1976-1979 Pontiac Bonneville ...
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  COMP Cams

  Comp Cams Valve Seal Set 5/16In Viton

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  £55.03

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  Comp Cams Valve Seal Set 5/16In Viton
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  COMP Cams

  Comp Cams Spring Shim, .060 X 1.000In

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  £14.76

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  Valve Spring Shim Kit - 1.000" OD, .688" ID .060" ThicknessCatalogUser 1
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  COMP Cams

  Comp Cams Spring Shim, .060 X 1.000In

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  £6.40

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  Valve Spring Shim - 1.000" OD, .688" ID .060" ThicknessCatalogUser 1
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  COMP Cams

  Comp Cams Spring Seat, 5.7/6.1 Hemi .525 Guide Exh

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  £40.85

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  Made from a hardened steel alloy, these spring seats ensure your valve springs stay in place during high RPM operation, and that they do not damage the head. Made specifically for use with Dodge 5....
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  COMP Cams

  Comp Cams Id Spring Seats, .570 X .650 X 1.340 X .100

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  £28.91

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  ID Spring Locator Set of 8 - 1.340" OD, .570" ID, .100" ThicknessCatalogUser 1
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  COMP Cams

  Comp Cams Spring Shim, .015 X .520 Id X 1.300 Od For Ls

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  £8.06

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  Valve Spring Shim Set of 8 - 1.300" OD, .520" ID .015" ThicknessCatalogUser 1
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  COMP Cams

  Comp Cams Spring Shim, .015 X .520 Id X 1.300 Od For Ls

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  £19.87

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  These .015" thick Valve Spring Shims with 1.350" outside diameter and .520" inside diameter are used to equalize the installed height of valve springs in GM LS engines. Made from the highest qualit...
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  COMP Cams

  Comp Cams Spring Shim, .015 X .520 Id X 1.300 Od For Ls

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  £4.02

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  Available in a set of 8 under 4717-8. Available in a set of 16 under 4717-16.User 1
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  COMP Cams

  Comp Cams Spring Seats, Gm Ls1 1.300In X .520In Id

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  £41.66

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  Available individually under 4695-1, in a set of 8 under 4695-8, in a set of 12 under 4695-12 and a set of 16 under 4695-16CatalogUser 1
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  COMP Cams

  Comp Cams Spring Seat, 5.7/6.1 Hemi .525 Guide Exh

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  £9.90

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4685 seat's 1.285" OD works well with our valve springs in ." guide app...
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  COMP Cams

  Comp Cams Spring Seat, 5.7/6.1 Hemi .525 Gudie Int

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  £10.11

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4684 seat's 1.285" OD works well with our valve springs in ." guide app...
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  COMP Cams

  Comp Cams Spring Seat, .040 X .810 X .88 0 X 1.285

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  £8.92

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4679 seat's 1.285" OD works well with our 26918 beehive springs.Catalog...
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  COMP Cams

  Comp Cams Spring Seats, Eb 060X.530X.910X1.300

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  £339.71

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  4676-100 - Spring Seats, EB 060X.530X.910X1.300
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  COMP Cams

  Comp Cams Spring Seats, For Ford 4.6 L 3-Valve

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  £145.61

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  £145.61

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  Made from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4673 seat's 1.080" OD works well with our 26113 and 26125 springs in a...
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  COMP Cams

  Comp Cams Spring Seats, For Ford 4.6 L 3-Valve

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  £9.58

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4673 seat's 1.080" OD works well with our 26113 and 26125 springs in ap...
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  COMP Cams

  Comp Cams Spring Seat, 060 X .570 X .980 X 1.420In

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  £78.58

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  £78.58

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  Made from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4670 seat's 1.420" OD works well with our 7256 conical spring in appli...
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  COMP Cams

  Comp Cams Spring Seat, 060 X .570 X .980 X 1.420In

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  Regular price

  £8.61

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4670 seat's 1.420" OD works well with our 7256 conical spring in applic...
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  COMP Cams

  Comp Cams Spring Seat, 060 X .530 X .980 X 1.420In

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  Regular price

  £78.96

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  Made from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4667 seat's 1.420" OD works well with our 7256 conical spring.CatalogU...
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  COMP Cams

  Comp Cams Spring Seat, 060 X .530 X .980 X 1.420In

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  Regular price

  £9.28

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  £9.28

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  Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4667 seat's 1.420" OD works well with our 7256 conical spring.CatalogUs...
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  COMP Cams

  Comp Cams Id Spring Seat For 26547 Spring W/ .640In Dia Guide

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  £83.36

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  Made from hardened steel, these locators use an inboard locating shoulder to center the seat and hold the spring in place. The 4643 features a 1.540" OD and a .640" ID that works well with our 2694...