Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

Super Muscle Parts

Products

Products

Super Muscle Parts

Fittings, Big Block Bypass Hose-Slotted - Pair

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$22.95

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shopping designed around you.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Quantity

1

Description

Replacement slotted big block waterpump bypass hose fittings can be threaded into the water pump or intake manifold to provide heater hose or bypass hose attachment points. 3/4" hose id 1 5/8" length with 1/2" pipe thread.

Delivery & Returns

Returns accepted within 30 days

Exclusions may apply. See full policy

Super Muscle Parts

Super Muscle Parts

You might also like

Hose, 1969-1974 Big Block Waterpump Bypass

Super Muscle Parts

Hose, 1969-1974 Big Block Waterpump Bypass

Cold Hose

A-C and Heater Fitting Straight Bulkhead Fitting

Meter, 1968-1970 Chevelle 3/8 With Vent-Repro

Super Muscle Parts

Meter, 1968-1970 Chevelle 3/8 With Vent-Repro

Cold Hose

A-C and Heater Fitting Square Bulkhead Fitting

Electronic Headlight Changeover, 1969 Camaro RS

Super Muscle Parts

Electronic Headlight Changeover, 1969 Camaro RS

LS LT LS1 Heater Core Delete Hose - for Water Pump Coolant Bypass - ICT Billet 551699

18% off

ICT Billet

LS LT LS1 Heater Core Delete Hose - for Water Pump Coolant Bypass

Pulley, Small Block Long Water Pump Fan 2 Groove - Chrome

Super Muscle Parts

Pulley, Small Block Long Water Pump Fan 2 Groove - Chrome

Bumper, 1962-1965 Nova Rubber Kit

Super Muscle Parts

Rubber Stopper, 1962-1965 Nova Rubber Kit

Super Muscle Parts

Vintage Air Gen 5 AC Kit 1970-1972 Chevelle Malibu El Camino – Non AC

Pump, 1970-1974 Camaro, 1968-1972 Chevelle Windshield Washer With Depressed Park

Super Muscle Parts

Pump, 1970-1974 Camaro, 1968-1972 Chevelle Windshield Washer With Depressed Park

MED Race Technologies

CYLINDER HEAD BYPASS HOSE FITTING

Towers, 1968-1974 Nova Big Block Motor Mount - PR

Super Muscle Parts

Towers, 1968-1974 Nova Big Block Motor Mount - PR

Switch Kit, Power Window 2 Window OE Style Chrome

Super Muscle Parts

Switch Kit, Power Window 2 Window OE Style Chrome

Valve Covers, 1964-1968 Original Style Chrome Big Block - PR

Super Muscle Parts

Valve Covers, 1964-1968 Original Style Chrome Big Block - PR

Hose, 1965-1968 Big Block Waterpump Bypass

Super Muscle Parts

Hose, 1965-1968 Big Block Waterpump Bypass

Cold Hose

3/8" MPT x 5/8" Hose Straight

Radiator Thermostat Bypass Hose

TOMS OFFROAD

Radiator Thermostat Bypass Hose

Cold Hose

# 8 90 Degree Elongated Fitting for GM Applications

Super Muscle Parts

Vintage Air Gen 5 AC Kit 1970-1972 Chevelle Malibu El Camino - AC

AutoPlumb

Straight Bulkhead Fittings

(1)

Cold Hose

A/C & Heat Square Bulkhead - Black Finish

Jay Wire Solutions

Heater Bypass Blockoff

(6)

Gas Cap, 1938-1971 Truck Vented 1971-1972 3/4 Ton & 1 Ton

Super Muscle Parts

Gas Cap, 1938-1971 Truck Vented 1971-1972 3/4 Ton & 1 Ton

Brace, Starter - Big Block

Super Muscle Parts

Brace, Starter - Big Block

Cold Hose

# 8 90 Degree Extra Elongated Fitting w/ 7/16 Port for GM Applications

Valve Cover Connector Elbow - Small Block

Super Muscle Parts

Valve Cover Connector Elbow - Small Block

Crown Automotive 53008654 Water Pump Bypass Hose for 96-98 Jeep Grand Cherokee ZJ with 5.2L or 5.9L Engine

10% off

Quadratec

WATER PUMP BYPASS HOSE ZJ

Heater Control, 1969 Camaro 1969-1974 Nova With Cables

Super Muscle Parts

Heater Control, 1969 Camaro 1969-1974 Nova With Cables

Hose, 1965-1968 Big Block Waterpump Bypass

Super Muscle Parts

Hose, 1965-1968 Big Block Waterpump Bypass

Molding, 1978-1987 Front Fender Wheel Well - RH

Super Muscle Parts

Molding, 1978-1987 Front Fender Wheel Well - RH

Throwback Automotive

5/8" and 3/4" 6061 Aluminum 90-Degree Press-Fit Heater Hose Fittings for LS Water Pumps

Cold Hose

# 8 90 Degree Extra Elongated Fitting w/ 7/16 Port for GM Applications

Spoiler, 1967-1968 Camaro Front

Super Muscle Parts

Spoiler, 1967-1968 Camaro Front

Super Muscle Parts

Switch, 1977-1981 Camaro Power Window

Lucky8 Off Road

Cooling By Pass Hose

Shift Cable, 1973-1981 Camaro Automatic

Super Muscle Parts

Shift Cable, 1973-1981 Camaro Automatic

Gutter, 1968-1972 Convertible Well Rain

Super Muscle Parts

Gutter, 1968-1972 Convertible Well Rain

Gasket, 1968 Camaro Standard Park Lens - PR

Super Muscle Parts

Gasket, 1968 Camaro Standard Park Lens - PR

Cold Hose

1/4" MPT x 5/8" Hose Straight

Meter, 1968-1970 Chevelle El Camino Fuel No Vent

Super Muscle Parts

Meter, 1968-1970 Chevelle El Camino Fuel No Vent

Super Muscle Parts

Radiator, 1967-1969 Camaro Small Block - Aluminum

Valve Covers, 1967-1972 Chrome With Power Brake Big Block Without Drippers - PR

Super Muscle Parts

Valve Covers, 1967-1972 Chrome With Power Brake Big Block Without Drippers - PR

Anything Scout

Bypass Hose

Shields, 1967-1978 Spark Plug Heat - Small Block

Super Muscle Parts

Shields, 1967-1978 Spark Plug Heat - Small Block

Aeroflow Performance Black Finish. 1 x -10AN Male, 2 x -8AN Male Aeroflow Billet Y-Block AF930-10-08BLK SR

Stealth Ride

Aeroflow Billet Y-Block AF930-10-08BLK

Performance Warehouse

Heater Hose Fitting Kit, 3/4" Barb Straight & 5/8" Barb 90 Degree, Chevy

Meziere Enterprises

Fitting, Extended Bypass Connection, 3/8"NPT to -08AN

Hose, Fuel Pump To Fuel Line

Super Muscle Parts

Hose, Fuel Pump To Fuel Line

Black metal H-pipe heater hose fitting with threaded connectors, front view

TOMS OFFROAD

Heater Hose H-Pipe Crossover Fitting

Hose, 1967-1968 Camaro Fuel Tank Neck

Super Muscle Parts

Hose, 1967-1968 Camaro Fuel Tank Neck

Super Muscle Parts

Hose, 1969 Camaro Valve Cover To Air Cleaner Small Block W/Cowl Induction

Hood, 1970-1972 Chevelle El Camino - Functional Cowl Induction

Super Muscle Parts

Hood, 1970-1972 Chevelle El Camino - Functional Cowl Induction

Thermostat Bypass Hose Clamps - Stainless Steel, Pair

TOMS OFFROAD

Thermostat Bypass Hose Clamps - Stainless Steel, Pair

Hood Latch, 1967 Camaro Standard

Super Muscle Parts

Hood Latch, 1967 Camaro Standard

Harness Kits, 1967-1968 Camaro American Autowire Classic Update

Super Muscle Parts

Harness Kits, 1967-1968 Camaro American Autowire Classic Update

Molding, 1970-1981 Camaro Roof Rail Set - PR

Super Muscle Parts

Molding, 1970-1981 Camaro Roof Rail Set - PR

Top Street Performance Aluminum 1/2" NPT to 3/4" Hose Barb Heater Hose Fitting - for street and performance builds

9% off

Top Street Performance

Aluminum 1/2" NPT to 3/4" Hose Barb Heater Hose Fitting

Hose, Correct Heater Hose With GM Markings - PR

Super Muscle Parts

Hose, Correct Heater Hose With GM Markings - PR

Cold Hose

1993-2002 Chevy Express/ GMC Savanna Rear Block Off Fittings

JR1 Motorsports

Joes Water Outlet Fitting - 16AN

Austin Healey Sprite Radiator hose set w/ bypass hose Mechanical - Bugeye

Bugeyeguys

Downflow Radiator Hose Set w/ Bypass Hose (948-1275 Engines)

Lock Set, 1968 Camaro Ignition, Door, Glove & Trunk

Super Muscle Parts

Lock Set, 1968 Camaro Ignition, Door, Glove & Trunk

AutoPlumb

Y-Blocks, Male AN

Electronic Headlight Changeover, 1968 Camaro RS

Super Muscle Parts

Electronic Headlight Changeover, 1968 Camaro RS

Wiper Transmission Bolt Kit

Super Muscle Parts

Wiper Transmission Bolt Kit

Top Street Performance Chevy Big Block Long-Style High-Flow Mechanical Water Pump - Polished

12% off

Top Street Performance

Chevy Big Block Long-Style High-Flow Mechanical Water Pump - Polished

Super Muscle Parts

Steering Shaft U-Joint Coupler - With Power Steering

Ls Ls1 Heater Core Delete Hose Usa Water Pump Coolant Bypass Ls2 Ls3 L98

Malex Motorsports Australia

LS LS1 Heater Core Delete Hose Water Pump Coolant Bypass LS2 LS3 L98

(7)

Jaw, 1968 Camaro Jack

Super Muscle Parts

Jaw, 1968 Camaro Jack

Super Muscle Parts

Vintage Air Gen 5 AC Kit 1964-1965 Chevelle Malibu El Camino – AC

Cold Hose

# 8 M20 90 Degree Elongated Fitting for GM Applications

Shields, 1966-1972 Spark Plug Heat - Big Block

Super Muscle Parts

Shields, 1966-1972 Spark Plug Heat - Big Block

East Coast Holden Parts

GTO 2004 Coolant Bypass Hose - Radiator To Engine (92108493)

(1)

17% off

ICT Billet

5/8" LS Water Pump Press in Fitting

17% off

ICT Billet

3/4" LS Water Pump Press in Fitting

Roller, 1969-1974 Nova Window Guide

Super Muscle Parts

Roller, 1969-1974 Nova Window Guide

Super Muscle Parts

Used Early PAT PENDING Edelbrock TORKER 2725 Intake Manifold Small Block Chevy

Panel, 1968 Camaro Full Quarter - RH Coupe

Super Muscle Parts

Panel, 1968 Camaro Full Quarter - RH Coupe

Plate, 1968-1979 Nova Upper Radiator Heavy Duty And Big Block

Super Muscle Parts

Plate, 1968-1979 Nova Upper Radiator Heavy Duty And Big Block

Hood Scoop, 1966 Chevelle El Camino SS - PR

Super Muscle Parts

Hood Scoop, 1966 Chevelle El Camino SS - PR

Super Muscle Parts

Switch, 1967-1968 Camaro Blower With Air Conditioning

Screen, 1970-1981 Camaro Cowl Vent

Super Muscle Parts

Screen, 1970-1981 Camaro Cowl Vent

Cruiser Corps

Water Bypass Hose - OEM - FJ40, FJ45, FJ55, FJ60 1958-1987

(1)

Turner Engineering

574871 By Pass Hose