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With broken or loose rocker arms, the exhaust valves and intake valves can’t function correctly and the cylinder associated with the faulty rocker arm will be disabled. This will ultimately limit the performance of your engine and your ability to drive the car smoothly and safely. Replace your failed arms by Handor Performance LS rocker arms and install easily on your LS cylinder heads without any modifications.
Common symptoms in bad rocker arm include cracks or wear, strange noises or loose etc. Our rocker arm can noticeably open and shut at the appropriate times the intake valve and exhaust valve to improve engine power. This rocker arms set is a good choice to solve these issues for you.Complete new rocker arm, perfect fit and no modification is needed.
Compatible with:
- Fits all these applications: LS1/LS2/LS6/ LR4 Vortec 5300 LM7 L59 LM4 L33 – 4.8/5.3/5.7/6.0/ Engines
- Fits intake and exhaust position on LS1, LS2, and LS6 engines. Fits exhaust position only on L92, LS9, and LS3 engines.
Replacement Part Numbers:
10214664
12681275
12669993
MR-1341
180-1337
R907M
G4400
94199279(Bolt)
For LS1, LS2 and LS6 intake and exhaust valves
Straight design, no offset
Package List:
- 16* Rocker Arm Bolts
- 16* Bolts
Rodney
Reviewed in the United States on December 16, 2022
I have had these in a built 6.0 LS for over a year now and had no problems with them and the camshaft is a TSP 629/615 lift cam I would definitely recommend using them for any LS build
HEAVY HITTER 977
Reviewed in the United States on January 31, 2022
these are nice rockers and heavy construction for your upgraded camshaft swaps for your LS engines.
Rachel
Reviewed in the United States on April 23, 2022
The rocker arms are not a bushing they are still the needle bearings!
Jeff
Reviewed in the United States on August 8, 2021
They are noisier than the ones I took out of a 5.3 LS
Customer
Reviewed in the United States on August 15, 2021
THEY ARE ALL STRAIGHT THEY WILL NOT FIT CORRECTLY
Sanders
Reviewed in the United States on July 23, 2021
Well made, measured out well. Have been installed with pac 1218 springs.
Arnoldo R.
Reviewed in the United States on July 16, 2021
good quality especially for the price
Alan Vinson
Reviewed in the United States on April 28, 2021
Awesome Quality Rocker Arms!!! Easy install.
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