Transmission Parts for Porsche 356

We have a great selection of transmission parts for a Porsche 356. With over 48 years of fixing, equipping and racing Porsche 356’s, we know what works.

Return Policy: NO refunds for modified parts

NO refunds for any parts that have been modified to customers specifications, that includes complete transaxle and engines, and/or heads.

Restocking Fee: 25%

A restocking fee for returned un-used parts is 25% after they have been examined by Vic at 356 Enterprises.

New 741 Gearset

$745.00 each

New synchro rings $146 additional

New synchro hubs $150 additional.

These are helical-cut gears, made with modern metals and processing.
Ratios available: 2A, 2E, 2D, 3D, 3E, 3C, 4A

Finish Ground

3A, 4B
$815.00

New synchro rings $100 additional

New synchro hubs $150 additional.

Newly Manufactured in the USA

Used Gears for 741 (Quality)

2B, 3B,:

$375.00 each

1B, 4C:

$475.00 each

Late 1-B

$475.00

Super Tall 4G (Special!)

This gear will give you a 600 rpm drop @ 80 mph to 3600 rpm’s for highway cruising, finish ground for quiet operation

$815.00

synchro-hub2

(new hub with gearset purchase is additional $150.00)

New Synchronizers

519, 644 Style: $87.00 each
741 Style : $146.00 each (price subject to change)

Used 519, 644 gears also available, as well as all other transmission parts.

Transmission Rebuilding

 

Type 644, 716, 741
$1,000.00 + parts

Add $225 if axle tubes are included

Transmission Rebuilding

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Type 519
$1,150.00 +parts

If axle tubes are included, additional: $225.00
Bead blast and paint, if required, additional: $275.00
All hardware Cad-Plated or Black Oxide for proper appearance included

Racing Transmission Modifications

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Special Input Shaft Machining: $205.00
Through-drill side covers; cross-hatch fulcrums & axles: $95.00
Nickel-plated fulcrum plates: $30.00 each

Machine Third Gear to Second Gear Thickness: $140.00
Machine Fourth Gear to Third Gear Thickness: $170.00

Grind Fourth Gear Race to Third Gear Length: $30.00

crosshatched-plated-fulcrum-plate2Nickel Plated Fulcrum $40.00
Spacers for Input Shaft: $39.00 each

Shift Finger Repair

 

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Weld, reinforce, grind, hard-chrome, re-grind shift seal area (741 style only.)


$350 Repair Price

NEW GT 356 Torque-Biasing Differential

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The lube we recommend for race applications is 212 w/Moly, $68.00/gal.

$1,910.00 (call for availability)

Porsche 356 Gear Ratio Table

Gear Teeth Ratio MPH*
1B 11/34 3.09 37
2C 15/32 2.13 54
2A 16/31 1.94 60
2B 17/30 1.76 66
2E 16/27 1.687 69
2D 18/29 1.61 72
3D 19/28 1.47 79
3E 20/27 1.35 86
3A 22/27 1.23 94
3B 23/26 1.13 102
3C 24/25 1.04 111
4A 25/24 .960 120
4F 26/24 .923 125
4B 26/23 .885 130
4D 27/23 .852 135
4C 27/22 .815 142
4G 28/21 .75 zoom, zoom

*MPH@7000 rpm with 7:31 R&P and 24” diameter tires