Customize Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-Block

Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-Block (TSP-400LT-STD-7) + $7,000.16
Royal Purple 10w30 Break In Oil (RYP-11487) + $199.84
Engine Crate for Short-Block Engine Assembly (TSP-SDCrateSB) + $244.00
Texas Speed & Performance LT1 Engine Stand with 3/8" Drilled Holes (TSP-CradleLT1) + $55.99

Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-Block

TEXAS SPEED & PERFORMANCE Texas Speed & Performance
SKU #TSP-400LT-STD-7-Kit
Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-BlockThe TSP 400 CID Gen 5 LT1 Short-Block is a high-performance foundation for 2014+ LT1 builds, featuring premium forged components and an optimized compression package. With a stock LT1 cylinder head and head gasket, this combination delivers approximately 11.7:1 compression.
Final product price

Kit Components Configured

Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-Block

Summary
SKU TSP-400LT-STD-7-Kit
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Texas Speed & Performance 400 CID Gen 5 (2014+) LT1 Short-Block

The TSP 400 CID Gen 5 LT1 Short-Block is a high-performance foundation for 2014+ LT1 builds, featuring premium forged components and an optimized compression package. With a stock LT1 cylinder head and head gasket, this combination delivers approximately 11.7:1 compression.

Engine Package Includes:

  • GM LT1 engine block
  • GM L8T crankshaft
  • TSP H-Beam connecting rods
  • JE Custom 4.07" -7cc pistons
  • ARP main stud kit
  • DOD/AFM plug block-offs
  • Break-in oil included

All TSP engines include break-in oil at no additional cost to ensure proper ring seal and protection during initial startup and break-in.

Note: Compression ratio may vary depending on cylinder head chamber volume, gasket thickness, and final engine combination. Professional assembly and tuning are recommended.

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