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.

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Items 1-20 of 21
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
Price: $565.95
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Description: Works with LS3/L92 cylinder head applications w/ offset intake. Fully assembled with proven stock rocker bodies • Bolts into stock rocker stand • Better stability allows use of more...More Details »
Item #: CCA-1982-16
Condition: New
Price: $595.95
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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
Price: $649.95
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Description: Trunnion Installation Tool Kit
Item #: SBR-LST-INST-KIT
Condition: New
Price: $15.95

Description: Bronze Bushing Trunnion Upgrade Kit High-rpm race applications Sold in Set/16
Item #: SBR-SBLST-KIT
Condition: New
Price: $149.95

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
Price: $532.95
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Description: Rocker Arm Trunnion Upgrade Kit High-rpm race applications Sold in Set/16
Item #: CCA-13702-KIT
Condition: New
Price: $132.95
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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
Price: $1,499.95
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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
Price: $596.95
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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
Price: $1,625.95
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Description: Lightweight design For LS Cathedral Port Heads PRW RockerLocs included CNC machined pushrod cups Heat-treated Cr40 steel rollers and shafts Manufactured from 17-4ph Stainless Steel Features...More Details »
Item #: PRW-0234611
Condition: New
Price: $399.95

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
Price: $215.95
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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
Price: $215.95
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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-SCP1098
Condition: New
Price: $408.95
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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: $439.95
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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: $580.95
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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: $638.95
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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
Price: $589.95

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
Price: $699.95

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
Price: $589.95

Items 1-20 of 21

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