Home / Shop / Hays Street 450 Clutch Conversion Kits 91-1100 Kit, Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Hays Street 450 Clutch Conversion Kits 91-1100 Kit, Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

SKU: HAY91-1100

Clutch Kits

Hays

Hays Street 450 Clutch Conversion Kits 91-1100 Kit, Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

SKU: HAY91-1100

Clutch Kits

IN STOCK! Est Ship 3-7 Days days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

We accept

Description

Hays Street 450 clutch conversion kits are an excellent upgrade offering up to 30 percent more holding power (clamping force) over your stock clutch. They're designed for handling stock to mildly modified engines—up to 450 horsepower. If drivability along with a stock pedal feel are the leading factors for your application, then order the Hays Street 450 clutch conversion kit recommended for your specific vehicle and engine size.

Features, items, and specs:

* Smooth, chatter-free operation using top quality organic composite friction surface material
* Upgraded damper springs
* Pressure plate
* Clutch disc
* Throwout bearing
* Alignment tool
* Instructions

Part Type

Clutch Kits

Data: v4.2 - Upd: 2026-10-08 16:49:04

Specifications

Product Attributes - Brand: Hays
Product Attributes - Manufacturer's Part Number: 91-1100
Product Attributes - Part Type: Clutch Kits
Product Attributes - Product Line: Hays Street 450 Clutch Conversion Kits
Product Attributes - UPC: 090127065037
Product Attributes - Clutch Usage: Performance
Product Attributes - Clutch Disc Quantity: 1
Product Attributes - Flywheel Included: No
Product Attributes - Input Spline Quantity: 26
Product Attributes - Input Shaft Diameter: 1.125 in.
Product Attributes - Disc Diameter (in.): 10.500 in.
Product Attributes - Disc Diameter (mm): 267mm
Product Attributes - Disc Material: Organic
Product Attributes - Disc Style: Full face
Product Attributes - Hub Style: Sprung
Product Attributes - Pressure Plate Style: Diaphragm
Product Attributes - Throwout Bearing Included: Yes
Product Attributes - Throwout Bearing Style: Standard
Product Attributes - Alignment Tool Included: Yes
Product Attributes - Pilot Bushing Included: No
Product Attributes - Counterweight Assist: No
Product Attributes - Mounting Hardware Included: No
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Notes: For applications with up to 450 hp.

Reference Information

Brand Name/s	Hays
StreetFX SKU	hay91-1100
SFX Item ID	5093446
Supplier Item Code	5093446
Manufacturer SKU	91-1100
Manufacturer UPC	90127065037

Compatibility

Application Data

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CC	4097
CID	250
Ending Year	1974
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CC	4098
CID	250
Ending Year	1974
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1973
CC 5733
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CC	5733
CID	350
Ending Year	1974
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	H
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CC	5733
CID	350
Ending Year	1974
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	J
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1973
CC 5733
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CID	350
Ending Year	1974
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	H
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1973
CID	350
Ending Year	1974
Engine Family	BUICK V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	J
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1973
CID 350
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Application Notes For applications with up to 450 hp.
Beginning Year 1973
Ending Year 1974
Engine Family BUICK V8 GAS
Engine Size 5.7L/350
Engine Type V8
Make BUICK
Model APOLLO
Submodel BASE
Application Notes For applications with up to 450 hp.
Beginning Year 1973
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Make BUICK
Model APOLLO
Submodel BASE
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1975
CID	250
Ending Year	1975
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1975
CID	260
Ending Year	1975
Engine Family	OLDSMOBILE V8 GAS
Engine Size	4.3L/260
Engine Type	V8
Engine VIN Code	F
Liter	4.3
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code H
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1975
CC	5733
CID	350
Ending Year	1975
Engine Family	OLDSMOBILE V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	H
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1975
CC	5733
CID	350
Ending Year	1975
Engine Family	OLDSMOBILE V8 GAS
Engine Size	5.7L/350
Engine Type	V8
Engine VIN Code	J
Liter	5.7
Make	BUICK
Model	APOLLO
Region	USA
Submodel	BASE

Beginning Year 1975
CC 5733
CID 350
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Engine VIN Code J
Liter 5.7
Make BUICK
Model APOLLO
Region USA
Submodel BASE
Application Notes For applications with up to 450 hp.
Beginning Year 1975
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Make BUICK
Model APOLLO
Submodel BASE
Application Notes For applications with up to 450 hp.
Beginning Year 1975
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 5.7L/350
Engine Type V8
Make BUICK
Model APOLLO
Submodel BASE
Beginning Year 1975
CID 250
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Engine VIN Code D
Liter 4.1
Make BUICK
Model APOLLO
Region USA
Submodel SR

Application Notes	Hays Street 450 Conversion Clutch Kit; 10.5 in. 26 Spline Organic Disc w/Diaphragm Pressure Plate
Beginning Year	1975
CID	250
Ending Year	1975
Engine Family	CHEVROLET L6 GAS
Engine Size	4.1L/250
Engine Type	L6
Engine VIN Code	D
Liter	4.1
Make	BUICK
Model	APOLLO
Region	USA
Submodel	SR

Application Notes For applications with up to 450 hp.
Beginning Year 1975
Ending Year 1975
Engine Family CHEVROLET L6 GAS
Engine Size 4.1L/250
Engine Type L6
Make BUICK
Model APOLLO
Submodel SR
Beginning Year 1975
CID 260
Ending Year 1975
Engine Family OLDSMOBILE V8 GAS
Engine Size 4.3L/260
Engine Type V8
Engine VIN Code F
Liter 4.3
Make BUICK
Model APOLLO
Region USA
Submodel SR

Loading compatibility information...

Keep shopping

Select Your Vehicle

Hays Street 450 Clutch Conversion Kits 91-1100 Kit, Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Hays Street 450 Clutch Conversion Kits 91-1100 Kit, Street, 10.5 in. Disc, 26 Spline, 1.125 in. Input Diameter, Diaphragm, GM, Kit

Description

Part Type

Specifications

Reference Information

Compatibility

More from Hays

Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-2A28Q Converters, Race, rpm Speed Range, 29-spline, 10.00 in. Diameter, FMX/AOD/C3, Bricklin, Ford, Mercury, Each

Hays Hydraulic Clutch Release Bearing Shims 82-117 Throwout Replacement Components, Shims, 0.50 in. Thick, T-56, Tremec TR6060, Each

Hays Hydraulic Release Bearing Kits 82-103 Throwout Bearing, Conversion, Assembly, Braided Steel Hose, Shims, Ford, Kit

Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-2C28Q Converter, Twister, rpm Stall, 26-Spline, Ford, C-4, Pan Fill, Each

Hays Twister 3/4 Race 3,600-4,200 Stall Torque Converter 97-1H36Q 1998- UP GM, 4L60E/4L65E, 3600-4200 RPM stall

Hays Street/Strip Clutch Kits 85-103 Kit, Street/Strip, Organic, 1 1/8 in.-10-Spline, 10.5 in. Diameter Disc, Buick, Chevy, Pontiac, Kit