Cylinder Heads & Valvetrain

Cylinder heads and valvetrain components control airflow and valve timing in the engine. Here you'll find cylinder heads, camshafts, rocker arms, lifters, pushrods, valve springs and timing sets for rebuild and performance engine builds.

3/8 Hi-Tech Polylocks
Comp Cams

3/8 Hi-Tech Polylocks

1 096 SEK
SKU: COM4604-16
Available to Backorder
SBF 5/16 Rocker Arm Adjusting Kit
Comp Cams

SBF 5/16 Rocker Arm Adjusting Kit

982 SEK
SKU: COM4610-16
Available to Backorder
3/8 Adjusting Nuts - For LS R/A Upgrade Kits
Comp Cams

3/8 Adjusting Nuts - For LS R/A Upgrade Kits

1 204 SEK
SKU: COM4654-16
Available to Backorder
Torx Bolt - Shaft Rocker Shaft 5/16-24 x 1 1/4
Crower

Torx Bolt - Shaft Rocker Shaft 5/16-24 x 1 1/4

34 SEK
SKU: CRO74524-002
Available to Backorder
Rocker Arm Nuts 7/16-20 Sure-Lock Design
Crower

Rocker Arm Nuts 7/16-20 Sure-Lock Design

1 041 SEK
SKU: CRO86050S-16
Available to Backorder
Sure-Lock Rocker Arm Nut Set 3/8 7/8in OAL
Crower

Sure-Lock Rocker Arm Nut Set 3/8 7/8in OAL

1 033 SEK
SKU: CRO86051S-16
Available to Backorder
Rocker Arm Jam Nut - 7/16-20 12pt.
T And D Machine

Rocker Arm Jam Nut - 7/16-20 12pt.

39 SEK
SKU: TDM03210
Available to Backorder
5/16 x 1.890 Hold Down Stud
T And D Machine

5/16 x 1.890 Hold Down Stud

83 SEK
SKU: TDM05051
Available to Backorder
Shaft Bolt - 5/16-18 x 1.250 12pt.
T And D Machine

Shaft Bolt - 5/16-18 x 1.250 12pt.

126 SEK
SKU: TDM05106
Available to Backorder
5/16 Hold Down Nut - 12pt.
T And D Machine

5/16 Hold Down Nut - 12pt.

58 SEK
SKU: TDM05120
Available to Backorder
Shaft Bolt - 5/16-18 x 1
T And D Machine

Shaft Bolt - 5/16-18 x 1

34 SEK
SKU: TDM05131
Available to Backorder
Stand Bolt - 7/16-14 x 3/4 12pt.
T And D Machine

Stand Bolt - 7/16-14 x 3/4 12pt.

58 SEK
SKU: TDM05200
Available to Backorder
12pt Flange Bolt - Stand 7/16-14 x 7/8
T And D Machine

12pt Flange Bolt - Stand 7/16-14 x 7/8

66 SEK
SKU: TDM05205
Available to Backorder
Stand Bolt - 7/16-14 x 1 12pt.
T And D Machine

Stand Bolt - 7/16-14 x 1 12pt.

59 SEK
SKU: TDM05210
Available to Backorder
Stand Bolt - 7/16-14 x 1.250 12pt
T And D Machine

Stand Bolt - 7/16-14 x 1.250 12pt

61 SEK
SKU: TDM05220
Available to Backorder
12pt Flange Bolt - Stand 7/16-14x1-1/2
T And D Machine

12pt Flange Bolt - Stand 7/16-14x1-1/2

91 SEK
SKU: TDM05225
Available to Backorder
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