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Thompson Motorsports

Regular price $9,838.84 USD
Regular price Sale price $9,838.84 USD
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Inventory 14110 *IN PROGRESS July 2026 Completion

Aluminum Sleeved 430ci - rated 1200hp at the crank

GM Gen IV Aluminum 5.3 Block

   *Machined for 1/2" Head Studs

Aftermarket Darton Sleeves - 4.135" Bore

CP Carrillo Pistons -15cc Dish 

Manley H-beam Connecting Rods 6.125"

Callies Compstar Center Counter-weighted Crankshaft 4.000"

58X Reluctor

King Main/Rod Bearings

ARP Main Studs

1200hp rating

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