


COMP Cams Rocker Arms GM LS3 1.8 3/8 Ultra
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
COMP Cams Rocker Arms GM LS3 1.8 3/8 UltraUltra Pro Magnum Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases
Quick Dispatch:
Your COMP Cams Rocker Arms GM LS3 1.8 3/8 Ultra orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your COMP Cams Rocker Arms GM LS3 1.8 3/8 Ultra ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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★★★★★ 5
Made extremely well!
Great. My aggressive chewer hasn’t managed to wreck it!
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Reviewed in the United States on June 14, 2025
★★★★★ 4
Not for heavy chewers
Color: Red + Yellow
Great concept, but for heavy chewers it's a no.
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Reviewed in the United States on February 1, 2026
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Great fun
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Reviewed in the United States on March 8, 2025
★★★★★ 3
Bigger than expected.
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Reviewed in the United States on February 2, 2025
★★★★★ 1
Not very durable
It took my dog less than 5 minutes to chew off one side of handle. The rest of the ball seems to be durable with him chewing and playing with it. Very disappointing since wanted to use the handle for tug a war with dog.
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Reviewed in the United States on May 29, 2025