Menu

Shop

Garage

Cart

Account

Product Summary

Mechanical Water Pump Type, High-Volume Pump Flow

    See more details

    Key Specs

    Water Pump TypeMechanical
    Water Pump StyleShort Depth
    RotationCounterclockwise/Reverse
    Pump FlowHigh-Volume
    Housing MaterialAluminum
    See more specs

    Need To Know

    Quick and Easy Returns

    Return Policy

    Tuff Stuff 1635N Details

    Tuff Stuff water pumps are hand made from premium quality new components - not remanufactured and are quality built in the USA. Precision-made ball/roller bearings and spin-balanced fan hub sustain higher RPMs. Our SuperCool option includes a custom water impeller that flows 30% more coolant to reduce water temperature by up to 20 degrees. Available in chrome plated, polished aluminum, powder coated or as cast finishes.

    • Platinum SuperCool Short Reverse Rotation Water Pump
    • 5.81 inch Hub Height
    • 3/4 inch Pilot
    • Short
    • Reverse Rotation
    • Threaded Water Port
    • As Cast

    Features

    • SuperCool Impeller Increases Water Flow
    • Drops Coolant Temperature By 20 Degrees
    • Lightweight Aluminum Casting Provide Increased Heat Dissipation
    • 50 Percent Lighter Than Cast Iron
    • Precision Made Ball/Roller Bearings
    • Spin Balanced Fan Hub Sustain Higher RPMs
    • Great Looks - Long Term Dependability - Terrific Value
    • Hand Made From Premium Quality New Components

    Application

    1984-91 Chevrolet Corvette V8 5.7 350

    Guides & Documents

    Tuff Stuff 1635N Specifications

    KEY SPECS
    MFG. Part #1635N
    BrandTuff Stuff
    Water Pump TypeMechanical
    Water Pump StyleShort Depth
    RotationCounterclockwise/Reverse
    Pump FlowHigh-Volume
    Housing MaterialAluminum
    Housing FinishNatural
    GENERAL
    Housing ColorNatural
    Pilot Shaft Diameter0.75 Inch
    Gasket(s) IncludedYes
    Sold in QuantityEach
    NotesShort, Reverse Rotation
    GTIN Code698252001113

    Ratings & Reviews

    5

    1 Review

    5

    1 reviews

    5

    1

    4

    0

    3

    0

    2

    0

    1

    0

    Filter by Ratings

    I would buy this product for several projects

    5.0

    7 years ago

    RDLG racing

    Fenwick mi

    Verified

    On a sbc streetstock

    Would Recommend

    Showing 1 of 1 reviews

    Fitment

    • Gen 1 L05 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L83 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L98 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 2 LT1 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • 2-Piece Rear Main Chevy 350

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • Gen 1 L48 Small Block Chevy

    • Gen 1 L65 Small Block Chevy

    • Gen 1 L81 Small Block Chevy

    • Gen 1 L82 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • Gen 1 LM1 Small Block Chevy

    • Gen 1 L46 Small Block Chevy

    • 350 Chevy Small Block V8

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • 350 Chevy Small Block V8

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • 350 Chevy Small Block V8

    • Gen 1 L05 Small Block Chevy

    • Gen 1 L98 Small Block Chevy

    • 350 Chevy Small Block V8

    Customer Impersonation Script