MWS Fitment Guide | |||
Car | Austin Healey 100 / 4 (BN1 & BN2) | ||
Body | Sports | ||
Engine | 2660 cc / 4 cylinder | ||
Year | 1952 - 1956 |
Wheels | ||
Original | XW450 | |
Rim Size | 4" x 15" | |
Centre | 42mm Curly | |
Number of Spokes | 48 | |
Finish | Chrome or silver-painted | |
Lacing | Outer | |
Inset (mm) | 19 | |
Back Spacing (mm) | 83 (+/- 3) Click here to view an explanation of inset, outset and back spacing. |
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Tyre | 5.90 x 15 (original crossply) or 165R15 (modern radial) | |
Tube | The chrome wheels have been tubeless since March 2019; and the silver-painted wheels have been tubeless since May 2018. If you have older, tubed wheels or are fitting tube-type tyres you will need 155/165 x 15 tubes - available with either metal (race) or rubber (road) valve This wheel is laced to the outer part of the rim only and so does not require a rim band |
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Notes |
Options | XW452 | XW457 | ||||
Rim Size | 4½" x 15" | 5½" x 15" | ||||
Centre | 42mm Curly | 42mm Curly | ||||
Number of Spokes | 60 | 72 | ||||
Finish | Chrome or silver-painted | Stainless steel, chrome, silver-painted or black-painted | ||||
Lacing | Inner & Outer | Inner & Outer | ||||
Inset (mm) | 17 | 12.7 | ||||
Back Spacing (mm) | 87 (+/- 3) Click here to view an explanation of inset, outset and back spacing. |
95.5 (+/- 3) Click here to view an explanation of inset, outset and back spacing. |
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Tyre | 165R15 | 185/70R15 | ||||
Tube | Tubeless The chrome and the silver-painted wheels have been tubeless since October 2008. If you have the older, tubed wheels or are fitting tube-type tyres you will need 155/165 x 15 tubes - available with either metal (road) or rubber (race) valve. We recommend 15"/16" rim bands. | Tubeless The chrome wheels have been tubeless since December 2007; and the silver-painted wheels have been tubeless since April 2008. The stainless steel and black-painted wire wheels have always been tubeless. Tubes are only required if fitting tube-type tyres. If you have the older, tubed wheels or are fitting tube-type tyres you will need 175/185 x 15 tubes and we recommend 15"/16" rim bands. | ||||
Notes | This wheel will only fit on vehicles fitted with narrow brake drums - the wheel will foul the back spokes if fitted to a vehicle with wide brake drums. See notes below. This wheel will fit if the vehicle has been converted to disc brakes. | This wheel fitment can get tight between the shock absorbers and the spokes. | ||||
Options | XW459 | XW5743 | ||||
Rim Size | 5" x 15" | 4½" x 15" | ||||
Centre | 42mm Curly | 42mm Curly | ||||
Number of Spokes | 72 | 72 | ||||
Finish | Stainless steel, chrome, silver-painted or black-painted | Silver-painted only | ||||
Lacing | Inner & Outer | Inner & Outer | ||||
Inset (mm) | 6.4 | 19 | ||||
Back Spacing (mm) | 83 (+/- 3) Click here to view an explanation of inset, outset and back spacing. |
89 (+/- 3) Click here to view an explanation of inset, outset and back spacing. |
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Tyre | 165R15 | 165R15 | ||||
Tube | Tubeless The chrome wheels have been tubeless since June 2007; the silver-painted wheels have been tubeless since April 2011; and the stainless steel wheels have been tubeless since October 2008. The black-painted wire wheels have always been tubeless. Tubes are only required if fitting tube-type tyres. If you have the older, tubed wheels or are fitting tube-type tyres you will need 155/165 x 15 tubes and we recommend 15"/16" rim bands. | Tubeless This wheel has been tubeless since September 2009. If you have the older, tubed wheels or are fitting tube-type tyres you will need 155/165 x 15 tubes and we recommend 15"/16" rim bands. | ||||
Notes | This wheel will fit without any clearance problems. | This wheel will only fit on vehicles fitted with narrow brake drums - the wheel will foul the back spokes if fitted to a vehicle with wide brake drums. See notes below. This wheel will fit if the vehicle has been converted to disc brakes. |
Notes | |||
Warranty | Stainless Steel and Chrome: two year structural and cosmetic Painted: two year structural and one year cosmetic The warranty period commences from the date of invoice and is subject to the wheels being maintained as per our Wheel Care advice and in conjunction with our Terms and Conditions. Please retain the warranty tag supplied with each wheel as it contains the information required to identify the wheel in the event of a claim. Please note: MWS warranty automatically becomes void if the wheels have been: subject to re-work or change; fitted with tyres other than the manufacturers recommended fitment; or used for track events. | ||
Splined Hubs | |||
Option 1 | BN1 - Integral Front and Bolt-on Rear 12 TPI (Fine Thread): RSK361 - Front Left RSK360 - Front Right Integral fitting hubs so no nuts necessary RSK271 - Rear Left RSK270 - Rear Right The original "Philedas Nuts" can be used for the Bolt-on rear splines but it is recommended to replace them. The BN1 has BSF Thread. Bolt-on splines were fitted as original equipment to this vehicle so will not increase the track Studs will require shortening, click here for a diagram Click here for a guide to fitting hubs, caps and centre-lock wire wheels | ||
Option 2 | BN2 - Integral Front and Bolt-on Rear 12 TPI (Fine Thread): RSK393 - Front Left RSK392 - Front Right Integral fitting hubs so no nuts necessary RSK271 - Rear Left RSK270 - Rear Right The original "Philedas Nuts" can be used for the Bolt-on rear splines but it is recommended to replace them. The BN2 has UNF thread. Bolt-on splines were fitted as original equipment to this vehicle so will not increase the track Studs will require shortening, click here for a diagram Click here for a guide to fitting hubs, caps and centre-lock wire wheels |
Spinners | ||||||
Code | KCK057-12LH/KCK056-12RH | KCK049LH/KCK048RH | ||||
Type | Knock-on centre caps | Knock-on centre caps | ||||
Size | 42 mm | 42 mm | ||||
Thread | 12 TPI | 12 TPI | ||||
Ears | 0 | 2 | ||||
Logo | Plain (no logo) | Plain (no logo) | ||||
Notes | Continental style octagonal spinner Requires a spinner spanner to tighten/loosen caps. Click here for advice on how tight to apply spinners. |
We recommend using our 42mm wooden spinner saver to protect the knock-on caps (spinners) when using a copper and hide hammer. Click here for advice on how tight to apply spinners. |
Retaining Nuts | |||
Extra Information | |||
Other comments | BN1 to Chassis number 228026 BN2 from Chassis number 228047 to 233455 "On the BN2 model, from chassis 228047, the front brake drums were also widened from 1¾in to 2¼in." (Source : The Original Austin Healey Restorers Guide by Anders Ditlev Clausager ISBN 0-7603-1225-7) The original prototype was fitted with "A90" style disc wheels but were replaced by wire wheels - all 100s were manufactured using wire wheels. Always check the history of the vehicle to ensure that there have been no modifications to the running gear. Hubs/splines, spinners and nuts remain the same, unless noted otherwise, regardless of which wheel is fitted. We also stock wire wheel maintenance accessories such as our Cleaning Kit (Refills available), Cleaning Brush, Degreaser and Tyre Foam. If you require any more information or advice please contact us: UK - 01753 549 360 - e-mail Sales (info@mwsint.com) Overseas - +44 1753 598 382 - e-mail Isabella (isabella@mwsint.com) |
Pictures |
XW450 Chrome |
XW450 Silver-painted |
XW452 Chrome |
XW452 Silver-painted |
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XW457 Chrome |
XW457 Silver-painted |
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XW457 Black-painted |
XW459 Stainless Steel |
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XW459 Chrome |
XW459 Silver-painted |
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XW459 Black-painted |
XW5743 Silver-painted |