Butler-LS - Rocker Arms / Trunion Upgrade

Valvetrain - Rocker Arms / Trunion Upgrade

Looking for an LS part and don't see it on the site? Need a rotating assembly, short block kit, or machine work? Our LS team here at Butler is shipping high performance GM/LS engines, kits, and parts all over the world.


Call us at 931-829-2200 today for any LS need.

Browse Rocker Arms / Trunion Upgrade Products

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Items 1-19 of 19
Description: LS1 Cathedral Port Fully assembled with proven stock rocker bodies • Bolts into stock rocker stand • Better stability allows use of more aggressive camshafts • Plasma nitride finish...More Details »
Item #: CCA-1981-16
Condition: New
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Description: Works with LS37 cylinder head applications Fully assembled with proven stock rocker bodies • Bolts into stock rocker stand • Better stability allows use of more aggressive camshafts •...More Details »
Item #: CCA-1983-16
Condition: New
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Description: Trunnion Installation Tool Kit
Item #: SBR-LST-INST-KIT
Condition: New
Price: $19.95
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Description: Bronze Bushing Trunnion Upgrade Kit High-rpm race applications Sold in Set/16
Item #: SBR-SBLST-KIT
Condition: New
Price: $169.95

Description: Ultra Pro Magnum Roller Rockers Stud Mount Cathedral Port Heads 1.8 Ratio Includes 3/8 Studs, Poly Locks, and Guide Plates for 5/16 Pushrods Sold in Set/16
Item #: CCA-16755-Kit
Condition: New
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Call For Price: (931)829-2200
Description: Rocker Arm Trunnion Upgrade Kit High-rpm race applications Sold in Set/16
Item #: CCA-13702-KIT
Condition: New
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Description: Ultra Pro Magnum Roller Rockers Stud Mount Rectangle Port Heads 1.8 Ratio Includes 3/8 Studs, Poly Locks, and Guide Plates for 5/16 Pushrods Sold in Set/16
Item #: CCA-16765-KIT
Condition: New
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Call For Price: (931)829-2200
Description: LS3, L92, & Brodix BR3 Stainless Steel Shaft Rockers Adds stability to head and valve train Offered as 1.7 or 1.8 Ratio Set/16
Item #: CRO-74105F
Condition: New
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Call For Price: (931)829-2200
Description: For LS Cathedral Port Heads High Grade Cast Steel Include Upgraded Trunnion For 4.8,5.3,5.7,6.0L engines 1.7 Ratio
Item #: PRW-0634617
Condition: New
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Call For Price: (931)829-2200
Description: For LS Rectangular Port Heads High Grade Cast Steel Include Upgraded Trunnion For LS3,L92,6.0,6.2L engines 1.7 Ratio
Item #: PRW-0636417
Condition: New
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Call For Price: (931)829-2200
Description: Scorpion LS Race Series Rocker Arms For Engines with Cathedral Port Heads 1.7 Ratio Fit under Stock Valve covers Sold in Set/16
Item #: SCP-1098
Condition: New
Price: $579.95
Qty:

Description: Scorpion LS Race Series Rocker Arms For Engines with Cathedral Port Heads 1.8 Ratio Fit under Stock Valve covers Sold in Set/16
Item #: SCP-1099
Condition: New
Price: $579.95
Qty:

Description: Scorpion LS Race Series Rocker Arms For L92, LS3, LS9 Rectangle Port Heads 1.7 Ratio Fit under Stock Valve covers Sold in Set/16
Item #: SCP-1062
Condition: New
Price: $849.95
Qty:

Description: Scorpion LS Race Series Rocker Arms For L92, LS3, LS9 Rectangle Port Heads 1.8 Ratio Fit under Stock Valve covers Sold in Set/16
Item #: SCP-1063
Condition: New
Price: $849.95
Qty:

Description: Yella Tarra Cathedral Port Rocker Arms Ultra-lite LS1 Twin Shaft Rocker Arm Series available in 1.7 and 1.8 Ratio Built to withstand 400lbs open spring pressure Non-Adjustable
Item #: YTP-YT-
Condition: New
Please Call for Availability
Call For Price: (931)829-2200
Description: Yella Tarra Rectangle Port Rocker Arms Ultra-lite LS3 L98 Twin Shaft Rocker Arm Series available in 1.7 and 1.8 Ratio Adjustable Will require valve cover Spacer Part # YPT-YT-5123
Item #: YTP-YT-
Condition: New
Please Call for Availability
Call For Price: (931)829-2200
Description: Yella Tarra Rectangle Port Rocker Arms Ultra-lite LS3, L98 Twin Shaft Rocker Arm Series available in 1.7 and 1.8 Ratio Non-Adjustable
Item #: YTP-YT-
Condition: New
Please Call for Availability
Call For Price: (931)829-2200
Description: Yella Terra Cathedral Port Rocker Arms Pro Street LS1 Twin Shaft Rocker Arm Series available in 1.7 and 1.8 Ratio Built to withstand 600lbs open spring pressure Adjustable Will require valve cover Spacer Part # YPT-YT-5123
Item #: YTP-YT-
Condition: New
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Call For Price: (931)829-2200
Description: 2024 Aluminum with 8620 Hardened Steel Shaft Adds stability to head and valve train Ensures consistent oil flow Needle-Bearing Trunions High Valve Spring Loads 350 lbs. Open Spring Pressure Set/16
Item #: CCA-1525
Condition: New
Please Call for Availability
Call For Price: (931)829-2200
Items 1-19 of 19

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