SKU: 33123894419

Mr. Gasket Ultra-Seal Valve Cover Gaskets - 5867

Sale price$42.29 Regular price$46.99
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 12 - Sep 17

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Mr. Gasket Ultra-Seal Valve Cover Gaskets - 5867Overview: Ultra Seal is Mr. Gasket premium valve cover gasket material. It's manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate oil leakage. It creates a positive seal by controlled swelling of the gasket material when exposed to hot oil. For original equipment replacement, high performance street, drag race and oval track use. Sold as a pair,

Overview:

Ultra-Seal is Mr. Gasket premium valve cover gasket material. It's manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate oil leakage. It creates a positive seal by controlled swelling of the gasket material when exposed to hot oil. For original equipment replacement, high performance street, drag race and oval track use. Sold as a pair, these gaskets are .187 inch thick. They fit both 1987-2002 Gen I Chevrolet Small Blocks as well as 1992-1997 Gen II LT-Based Small Blocks.

Features:

    Application:

    Year Make Model Submodel Engine Size
    1988 - 1995 GMC K2500 350/5.7 V8
    1988 - 1995 GMC K2500 305/5 V8
    1992 - 1995 GMC K2500 Suburban 350/5.7 V8
    1988 - 1995 GMC K3500 350/5.7 V8
    1987 GMC R1500 350/5.7 V8
    1987 - 1991 GMC R1500 Suburban 350/5.7 V8
    1987 GMC R1500 305/5 V8
    1987 GMC R1500 Suburban 305/5 V8
    1987 - 1989 GMC R2500 350/5.7 V8
    1987 GMC R2500 305/5 V8
    1987 - 1991 GMC R2500 Suburban 350/5.7 V8
    1987 - 1991 GMC R3500 350/5.7 V8
    1987 - 1991 GMC V1500 Suburban 350/5.7 V8
    1987 GMC V1500 350/5.7 V8
    1987 GMC V1500 305/5 V8
    1987 GMC V2500 350/5.7 V8
    1987 - 1991 GMC V2500 Suburban 350/5.7 V8
    1987 - 1991 GMC V3500 350/5.7 V8
    1992 - 1993 GMC Yukon
    1994 - 1995 GMC Yukon 350/5.7 V8
    1987 Pontiac Firebird 305/5 V8
    1987 - 1991 Pontiac Firebird 350/5.7 V8
    1987 Pontiac Grand Prix 305/5 V8
    1987 - 1995 Chevrolet G20 305/5 V8
    1987 - 1995 Chevrolet G20 350/5.7 V8
    1987 - 1996 Chevrolet G30 350/5.7 V8
    1988 - 1995 Chevrolet K1500 305/5 V8
    1988 - 1995 Chevrolet K1500 350/5.7 V8
    1987 - 1995 GMC G2500 305/5 V8
    1987 - 1995 GMC G2500 350/5.7 V8
    1987 - 1996 GMC G3500 350/5.7 V8
    1987 - 1991 GMC Jimmy 350/5.7 V8
    1987 GMC Jimmy 305/5 V8
    1988 - 1995 GMC K1500 350/5.7 V8
    1988 - 1995 GMC K1500 305/5 V8
    1995 GMC K1500 Suburban 350/5.7 V8
    1992 - 1994 GMC K1500 Suburban
    1987 - 1994 Chevrolet Blazer 350/5.7 V8
    1992 - 1993 Chevrolet Blazer
    1987 Chevrolet Blazer 305/5 V8
    1988 - 1995 Chevrolet C1500 350/5.7 V8
    1988 - 1995 Chevrolet C1500 305/5 V8
    1992 - 1993 Chevrolet C1500 Suburban
    1994 - 1995 Chevrolet C1500 Suburban 350/5.7 V8
    1988 - 1995 Chevrolet C2500 305/5 V8
    1988 - 1995 Chevrolet C2500 350/5.7 V8
    1992 - 1995 Chevrolet C2500 Suburban 350/5.7 V8
    1988 - 1995 Chevrolet C3500 350/5.7 V8
    1987 - 1992 Chevrolet Camaro 350/5.7 V8
    1987 - 1992 Chevrolet Camaro 305/5 V8
    1987 - 1993 Chevrolet Caprice 350/5.7 V8
    1991 Chevrolet Caprice
    1987 - 1993 Chevrolet Caprice 305/5 V8
    1987 - 1989 Chevrolet Corvette
    1990 - 1991 Chevrolet Corvette 350/5.7 V8
    1987 Chevrolet El Camino 305/5 V8
    1987 - 1993 Chevrolet G10 350/5.7 V8
    1987 - 1995 Chevrolet G10 305/5 V8
    1992 - 1993 Chevrolet K1500 Suburban
    1994 - 1995 Chevrolet K1500 Suburban 350/5.7 V8
    1988 - 1995 Chevrolet K2500 350/5.7 V8
    1988 - 1995 Chevrolet K2500 305/5 V8
    1992 - 1995 Chevrolet K2500 Suburban 350/5.7 V8
    1988 - 1995 Chevrolet K3500 350/5.7 V8
    1987 - 1988 Chevrolet Monte Carlo 305/5 V8
    1987 Chevrolet R10 350/5.7 V8
    1987 Chevrolet R10 305/5 V8
    1987 Chevrolet R10 Suburban 305/5 V8
    1987 - 1988 Chevrolet R10 Suburban 350/5.7 V8
    1989 - 1991 Chevrolet R1500 Suburban 350/5.7 V8
    1987 - 1988 Chevrolet R20 350/5.7 V8
    1987 - 1988 Chevrolet R20 305/5 V8
    1987 - 1988 Chevrolet R20 Suburban 350/5.7 V8
    1989 Chevrolet R2500 350/5.7 V8
    1989 - 1991 Chevrolet R2500 Suburban 350/5.7 V8
    1987 - 1988 Chevrolet R30 350/5.7 V8
    1989 - 1991 Chevrolet R3500 350/5.7 V8
    1995 Chevrolet Tahoe 350/5.7 V8
    1987 Chevrolet V10 350/5.7 V8
    1987 Chevrolet V10 305/5 V8
    1987 - 1988 Chevrolet V10 Suburban 350/5.7 V8
    1989 - 1991 Chevrolet V1500 Suburban 350/5.7 V8
    1987 Chevrolet V20 350/5.7 V8
    1987 - 1988 Chevrolet V20 Suburban 350/5.7 V8
    1989 - 1991 Chevrolet V2500 Suburban 350/5.7 V8
    1987 - 1988 Chevrolet V30 350/5.7 V8
    1989 - 1991 Chevrolet V3500 350/5.7 V8
    1988 - 1995 GMC C1500 305/5 V8
    1988 - 1995 GMC C1500 350/5.7 V8
    1995 GMC C1500 Suburban 350/5.7 V8
    1992 - 1994 GMC C1500 Suburban
    1988 - 1995 GMC C2500 350/5.7 V8
    1988 - 1995 GMC C2500 305/5 V8
    1992 GMC C2500 Suburban
    1993 - 1995 GMC C2500 Suburban 350/5.7 V8
    1988 - 1995 GMC C3500 350/5.7 V8
    1987 GMC Caballero 305/5 V8
    1987 - 1995 GMC G1500 305/5 V8
    1987 - 1993 GMC G1500 350/5.7 V8

    Specs:

    Application Small Block Chevy
    Bolt Pattern Center
    Brand Mr. Gasket
    Emission Code 5
    Engine Chevrolet Small Block Gen II (LT Based)
    Packaging Retail - Skin Pack
    Product Type Valve Cover Gaskets
    Valve Cover Gasket Material Ultra Seal
    Valve Cover Gasket Thickness .187"
    Warranty Limited 90 Day
    Weight 0.44
    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    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
    SKU: 33123894419

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    4.2 ★★★★★
    Based on 20 reviews
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    Verified Purchase
    Stephen Szczygiel
    Lexington, US
    ★★★★★ 5
    Hold vest
    Color: Red, Size: 3X-Large
    Great look & fit !
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 1, 2026
    T
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    Trey
    Dallas, US
    ★★★★★ 5
    Great vest
    Color: Dark Grey, Size: X-Large
    This lil vest is awesome. A little thicker than I expected but perfect for my cool office. Looks like it cost twice as much. I had my company info put on it and looks like it cost 150.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 16, 2026
    D
    Verified Purchase
    D.L. OHollaren, Jr.
    Draper, US
    ★★★★★ 3
    fit
    Snug fit.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 26, 2025
    S
    Verified Purchase
    Shopper scott
    Omaha, US
    ★★★★★ 5
    Ordering one of each color
    Color: Dark Grey, Size: X-Large
    Good quality for price. Probably the best item i have ever bottom off Amazon and this int a lie. I love this 1/4 zip vest. Works perfect.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 25, 2026
    A
    Verified Purchase
    Amazon Customer
    Lowell, US
    ★★★★★ 1
    To heavy
    Color: Black, Size: X-Large
    Vest is heavy and frankly very warm can’t see in what environment I’d wear it because at 40-50 I would use light down coat with sleeves I returned from t same day I reviewed it
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on January 8, 2026

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