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Manley 1.55" Head Race Master Exhaust Valves for LS-1 LS-2 (LS-6 Head) SB Chevy

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Boost Projects
(57952)
Registered as a business seller
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US $192.81
Approximately£141.96
or Best Offer
Condition:
New
More information - About this item condition
Compatibility:
Last one4 sold
Breathe easy. Free postage and returns.
Popular item. 4 have already sold.
Postage:
Free Standard Shipping.
Located in: San Diego, California, United States
Delivery:
Estimated between Sat, 26 Jul and Tue, 29 Jul to 94104
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the delivery service selected, the seller's delivery history and other factors. Delivery times may vary, especially during peak periods.
Returns:
60 days return. Seller pays for return postage.
Payments:
    Diners Club

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eBay item number:254647507323
Last updated on 24 Jul, 2025 12:05:52 BSTView all revisionsView all revisions

Compatibility

This part is compatible with 48 vehicle(s)
YearMakeModelTrimEngineNotes
2005CadillacCTSV Sedan 4-Door5.7L 346Cu. In. V8 GAS OHV Naturally Aspirated
2004CadillacCTSV Sedan 4-Door5.7L 346Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletCorvetteBase Convertible 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletCorvetteBase Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletCorvetteBase Hatchback 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletCorvetteZ06 Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2004PontiacGTOBase Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003ChevroletCorvetteBase Convertible 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003ChevroletCorvetteBase Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003ChevroletCorvetteBase Hatchback 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2003ChevroletCorvetteZ06 Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCamaroZ28 Convertible 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCamaroZ28 Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCorvetteBase Convertible 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCorvetteBase Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCorvetteBase Hatchback 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002ChevroletCorvetteZ06 Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2002PontiacFirebirdFormula Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2001ChevroletCamaroZ28 Convertible 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
2001ChevroletCamaroZ28 Coupe 2-Door5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated
Portions of the information contained in this table have been provided by boostprojects

Item specifics

Condition
New
Modified Item
No
Custom Bundle
No
Material
Stainless
Valve Type
Exhaust
California Prop 65 Warning
Prop65 WARNING: Cancer & Reproductive Harm-For more information go to https://www.p65warnings.ca.gov/
Underhead Angle / Radius
25° x 7/16”
Margin
0.065
Type
Valve
Seat Width
0.115"
Head Diameter
1.55"
Stem Diameter
0.3136"
O / A Length
4.923"
Manufacturer Part Number
11361-8
Tip Length
0.175"
Set of
8
Top of Head
18° Dish
Installed Height
Stock
Brand
Manley
Fitment Type
Performance/Custom
Non-Domestic Product
No
Manufacturer Warranty
Unspecified Length
UPC
807298048833

Item description from the seller

Seller business information

I certify that all my selling activities will comply with all EU laws and regulations.
About this seller

Boost Projects

100% positive Feedback•263K items sold

Joined Jan 2011
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Registered as a business seller
Welcome to our eBay Store..Boost Projects brings the fastest service to the racing enthusiasts by providing whatever you need for your project from the sources of all around the world for Imports, ...
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Detailed seller ratings

Average for the last 12 months
Accurate description
5.0
Reasonable postage cost
5.0
Delivery time
5.0
Communication
5.0

Seller Feedback (57,883)

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  • .***e (12)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    The cold air intake arrived fast and was extremely well packaged to prevent damage. The quality is outstanding—sturdy materials and a perfect fit for my car. Installation was simple with clear instructions, and I noticed an immediate improvement in performance and throttle response. The seller communicated promptly and was very professional throughout. Highly recommend this seller for anyone seeking quality auto parts!
    Injen Polished Silver Cold Air Intake For Audi A7 SP3085P (#265457690485)
  • *****- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Very positive experience with seller. ARB didn’t send all parts but seller went beyond reaching out to ARB and constantly keeping communication up with me. I was going to return originally cuz of ARBs mistake but this seller went the extra mile and so I kept because of all their hard work. Would trust again because of this experience.
  • *****- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Great communication with the seller. Had a problem with FedEx shipping and how they just tossed my package around, were they had to double tap the box to cover up open holes. Luckily the seller was there to assist if needed. Very honest sell and quick to help and resolve any issues if I needed them. Peace
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Product ratings and reviews

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5.0
2 product ratings
  • 2 users rated this 5 out of 5 stars
  • 0 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

See all 2 reviews
  • by takit2dbank
    13 May, 2020

    Manley Valves

    Package arrived on time and in good shape. The stainless steel valves look great. Ready to install them in the LS engine

    Verified purchase: YesCondition: NewSold by: jegsperformance

  • by dotdotdj
    08 Jul, 2025

    Great product

    Great product

    Verified purchase: YesCondition: NewSold by: scoggindickeypartscenter

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