Best Engine Long Block Kits in 2026

Daisy
Last Updated: Feb 6, 2026

Summary of the Best Engine Long Block Kits of 2026

Market Overview
Engine Long Block Kits Reviewed
  • Reviews Analyzed: 0 Items
  • PM Avg. Rating: 0.0 / 10
2 Products Evaluated
  • Highest Price: $139.99
  • Lowest Price: $129.99
  • Avg. Price: $134.99
#TOP1

Weisen Alternator & Crankshaft & Water Pump V-Belt Pulley Kit Compatible With Big Block Engines Chevy 396 427 454 Long Water Pump

WEISEN
DA-70505014
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DaSenllc 9.77

Features

【Function & Compatibility】 Custom designed for replacing OEM broken or damaged Chevy pulley parts, which makes your vehicle engine keep working properly. Compatible with Chevy Big Block Underdrive Pulley Kit Long Water Pump (396-427-454) Please Note: designed for use with stock power steering and alternator brackets.

【Unique Process Treatment】 The polished finish treatment creates a smoother surface and the anodized silver process offers a high-texture look for this Water Pump Pulley. It can meet your pursuit of a more advanced product appearance.

【Robustness & Durability】 High-quality 6061 Billet Aluminum materials not only ensure high strength but also lighter weight, rust resistance, and corrosion resistance, which could prolong the service life and makes you feel good value for money.

【Perfect Fitment & Easy Installation】 With Computer-aided design and CNC machined to ensure the perfect fit before being put into the market. Bolt-on application, It only takes a few minutes to complete the installation, No drilling or modification is required.

【Package Included】 Complete Set, including 1 x Water Pump Pulley W/1 groove,1 x Crankshaft Pulley W/ 2 grooves 1 x Alternator Pulley W/ 1 groove It allows you to save more time & money on your purchase with less hassle.

#TOP2

Weisen Alternator & Crankshaft & Water Pump V-Belt Pulley Kit Compatible With Sb Sbc Small Block Engines Chevy 283 302 305 327 350 400 Long Water Pump

WEISEN
DA-70505008
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DaSenllc 9.77

Features

【Function & Compatibility】 Custom designed for replacing OEM broken or damaged Chevy pulley parts, which makes your vehicle engine keep working properly. Compatible with Chevy Small Block Underdrive Pulley Kit Long Water Pump (283, 302, 305, 327, 350 & 400) Please Note: designed for use with stock power steering and alternator brackets.

【Unique Process Treatment】 The polished finish treatment creates a smoother surface and the anodized silver process offers a high-texture look for this Water Pump Pulley. It can meet your pursuit of a more advanced product appearance.

【Robustness & Durability】 High-quality 6061 Billet Aluminum materials not only ensure high strength but also lighter weight, rust resistance, and corrosion resistance, which could prolong the service life and makes you feel good value for money.

【Perfect Fitment & Easy Installation】 With Computer-aided design and CNC machined to ensure the perfect fit before being put into the market. Bolt-on application, It only takes a few minutes to complete the installation, No drilling or modification is required.

【Package Included】 Complete Set, including 1 x Water Pump Pulley W/1 groove,1 x Crankshaft Pulley W/ 2 grooves and 1 x Alternator Pulley W/ 1 groove It allows you to save more time & money on your purchase with less hassle.

Top 10 engine long block kits Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Weisen 2

Top 10 engine long block kits Brands Pie Chart


We've carried out a comprehensive analysis of 0 reviews on engine long block kits, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select engine long block kits priced around $134.99, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 2 engine long block kits for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right pulleys Products based on their needs, saving them considerable time when choosing which engine long block kits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.