GT40 Garage
Choose your ride. We will keep parts focused.Select your ride once. We will keep parts focused around it.

Boat Alternators
PCM Gt40 5.8 95Amp Alternator gives customers a clearer way to confirm specs, fitment, install context, and related upgrades before checkout.
Marine part
GT40Marine Marine Alternator for GT40Marine. Clearer upgrade path. Confirm exact year, model, hull/platform, and setup before ordering.
SKU
Verify
Install
Easy
Hull
Verify hull/platform
Engine
Verify by application
Returns & warranty
30-day returns on unused items. GT40 ECU warranty options are available; confirm fitment before installing electrical parts.
PCM Gt40 5.8 95Amp Alternator is organized around the information performance buyers need before ordering: application fitment, core specs, install notes, warnings, and related parts. Confirm the exact machine and current setup before installing any performance or electrical component.
Best for: Marine customers who want the correct part at a fair price.
Product data
Brand
GT40Marine
SKU
Verify SKU
MPN
Verify MPN
Fits years
Verify year range
Install difficulty
Easy
Fits models
Verify fitment before ordering
Engine / HP
Verify by application
Hull type
Verify hull/platform
Platform
Verify application
THIS ITEMPCM Gt40 5.8 95Amp Alternator
$400.00

Gt40 Alternator Upgrade Kit
$205.00

PCM R066001 Alternator V-Belt Standard 302/351 HO GT40 Pro Boss
$49.00
Bundle price
$621.00
$654.00 - save $33.00
Derek M.
Verified2 weeks ago
Fit was perfect on my RXP-X 325. Installation took about an hour with the included instructions. Noticeable performance gain — highly recommend!
Carlos R.
Verified1 month ago
Premium build quality. Shipped fast and packaging was excellent. GT40 support answered my questions before the sale.
Tyler K.
Verified2 months ago
Good product, good price. Install was a bit tricky for me as a first-timer but worked out. Performance improvement is definitely there.

PCM Gt40 5.8 95Amp Alternator
$400.00