SRP Inverted Dome Pistons for Small Block Chevy 400 Bore 4.155"

Name: SRP Inverted Dome Pistons for Small Block Chevy 400 Bore 4.155"
Brand: SRP
SKU: 867-147549
Price: 734.99 USD
Availability: InStock

^$734⁹⁹

Ships on 09/25/2026

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400 Block with 3.750" Stroke

Small Block Chevy 400 (+.030")
Bore: 4.155"
Stroke: 3.750 (407ci)
Rod Length: 6.000"
Dome Volume: -16cc
Weight: 422 grams
Compression Height: 1.125"
8/pkg

Compression Ratios
58cc 11.0:1
64cc 10.3:1
70cc 9.7:1

Ring Groove Sizes
Top Ring: 1/16"
Second Ring: 1/16"
Oil Ring: 3/16"

Inverted dome utilizes radius tooling to eliminate hot spots. Symmetrical valve reliefs for universal installation. Valve reliefs cut for oversized valves and most street/strip camshafts. Lower ring lands and thicker crown for increased durability. High silicon alloy for tighter piston to wall clearance. Can be used in small blower and nitrous applications. .927'' x 2.750'' x .150'' straight wall carbon steel wristpin (130g) included. 1/16, 1/16, 3/16'' ring grooves.

Part TypePiston

Product LineSRP SB-Chevy Low Compression Forged Pistons

BrandSRP

Package Height5.9

Package Width11.3

Package Length25.2

Weight12.0 PG

Part CategoryPerformance Parts

Part FitmentSemi Universal

Vendor Part Number147549

Package Qty1

Package TypeEA

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Some parts are not legal for use in California or other states with similar laws / regulations

SRP Inverted Dome Pistons for Small Block Chevy 400 Bore 4.155"

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