The Powertrain

A Selection Of Powertrain Options

Colorado’s Hot Rod Heaven offers a wide range of powertrain options to suit the varied needs and preferences of their clientele. These options typically include different types of engines, transmissions, and rear axles, each chosen to achieve specific performance goals, aesthetics, and driving experiences.

Here are a few powertrain options to consider.

Engines

Small Block V8 Engines:

Chevrolet Small Block – The Chevy small block is a staple in the hot rod community. Its popularity stems from its compact size, affordability, and vast aftermarket support. Variants like the 350 and the newer LS series are particularly favored. The LS engines, especially the LS1 and LS3, are known for their high power output, reliability, and modern technology like fuel injection.

Reliable, Modern Powertrains

Ford Small Block – Ford’s small block engines, such as the 302 (5.0L), are also widely used. The Ford 302 is renowned for its versatility and ease of modification. The modern Coyote 5.0L is another popular option, known for its advanced technology and performance.
Big Block V8 Engines:

Chevrolet Big Block – For those looking for massive horsepower and torque, the Chevrolet big block engines, like the 454, are excellent choices. They are larger and heavier than small blocks but deliver exceptional power, making them ideal for high-performance builds.

Ford Big Block – Ford’s 429 and 460 big block engines are also popular among enthusiasts seeking maximum performance. These engines provide substantial power and torque, suitable for drag racing and high-speed applications.

Hemi Engines (Chrysler)

Chrysler Hemi  – Known for their hemispherical combustion chambers, Hemi engines like the 426 Hemi are legendary in the hot rod world. Modern versions like the 5.7L and 6.4L Hemis are also popular for their impressive power and modern reliability.

Modern V8 Engines

LS and LT Series – The latest iterations of GM’s V8 engines, the LS and LT series, offer excellent performance with modern technology. They are lightweight, compact, and offer high power output with great efficiency.

Coyote V8 – Ford’s Coyote V8 is a modern powerhouse, offering high revving capabilities and advanced features like variable valve timing and dual overhead cams.

Transmissions

Manual Transmissions

Tremec T-56 and T-6060 – These 6-speed manual transmissions are popular for their robustness and smooth shifting. They are often paired with high-performance engines to provide a direct and engaging driving experience.

Richmond 5-speed – Known for their strength and durability, Richmond 5-speed transmissions are ideal for both street and strip applications.

Automatic Transmissions

TH350 and TH400 – These classic GM 3-speed automatic transmissions are renowned for their strength and reliability. They are often used in high-power applications where durability is crucial.

4L60E and 4L80E – Modern GM 4-speed automatics that offer electronic control for better performance and fuel efficiency. The 4L80E is particularly favored for its ability to handle high horsepower and torque.

Ford AOD and 4R70W – Ford’s AOD and 4R70W automatic transmissions are popular for their reliability and overdrive capability, making them suitable for both performance and cruising.
Dual-Clutch and High-Performance Automatics:

ZF 8HP – This 8-speed automatic transmission is used in various high-performance vehicles for its quick shifting and ability to handle high torque. It is becoming more popular in custom builds for its combination of performance and efficiency.

Rear Axles

Ford 9-Inch

The Ford 9-inch rear axle is a legendary choice in the hot rod community due to its strength, durability, and vast aftermarket support. It can be built to handle extreme horsepower and is highly customizable with different gear ratios and limited-slip differentials.

GM 12-Bolt

Custom Stainless Steel Exhaust System!

Another robust option, the GM 12-bolt rear axle, is favored for its ability to handle high torque and horsepower. It is a common choice for GM-based builds and offers a good balance of strength and weight.

Dana 60

The Dana 60 is known for its exceptional strength and is often used in high-performance and drag racing applications. It can withstand extreme power levels and is available with a variety of gear ratios and differential options.

Currie Enterprises Rear Axles

Currie Enterprises offers custom-built rear axles tailored to specific applications. These axles are designed to handle high performance and can be configured with different housings, axles, and differential setups to meet the exact needs of a build.

Tuning, Cooling And Exhaust

Engine Tuning and Calibration – Ensuring the engine runs optimally with custom fuel maps, ignition timing, and other parameters tailored to the specific build.

Custom Driveshafts – Fabricating driveshafts to connect the transmission to the rear axle, tailored to the exact length and specifications needed.

Cooling Systems – Installing high-performance radiators, oil coolers, and transmission coolers to ensure the powertrain remains within safe operating temperatures.

Exhaust Systems – Designing and fabricating custom exhaust systems to optimize engine performance and provide the desired sound.

At Colorado’s Hot Rod Heaven, we offer a a wide array of powertrain options, from classic small block V8s to modern high-performance engines, robust manual and automatic transmissions, and durable rear axles. Each component can be customized and integrated to create a unique and high-performing vehicle tailored to the customer’s preferences and intended use.