★★★★★ 5
Fits correctly
Color: Black, Size: Large
Good quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
COMP Cams Guide Plate GM LS1 3/8 Flat
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
COMP Cams Guide Plate GM LS1 3/8 Flatflat, 1 piece, non adjustableFor 3 8" diameter pushrods and 8mm Rocker StudsFit GM LS engines with "cathedral port" cylinder heads (Ex. LS1, LS6)Designed using stereo lithography Techniques for an accurate fitFeature exact Stud placement and rounded contact pointsNecessary for high lift spring pressure environments of performance enginesHardened and black oxide finished Catalog User 1 This Part Fits: Year Make Model Submodel 2001 2004 Avanti II Base
Quick Dispatch:
Your COMP Cams Guide Plate GM LS1 3/8 Flat 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 Guide Plate GM LS1 3/8 Flat 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]
- Please click here for more details>>> Return & Exchange Policy
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4.6 ★★★★★
Based on 2139 reviews
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Product Reviews
★★★★★ 5
Worth the purchase
Very nice quality and shirt color is nice!!! Long enough to tuck in or leave out
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 11, 2026
★★★★★ 5
Great Buy
Color: Wine Red, Size: Small
Perfect fit, looks great. Very nice feeling on the skin.
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Reviewed in the United States on February 22, 2026
★★★★★ 5
Comfortable
Color: Light Purple, Size: Medium
Nice fit! True to size
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Reviewed in the United States on March 25, 2026
★★★★★ 5
Fits right
Color: Dark Grey, Size: Medium
Very cool
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
