Engine Recipes
Refine Search
Duratec stroker kits: more cubic inches, explained
- By Esslinger Engineering
- 22/10/2026
- 0 comments
More stroke means more displacement. Here are the Duratec stroker options we sell and what goes into each. A stroker kit replaces the crankshaft with one that has a longer stroke, then matches pistons to suit. Longer stroke, more displacement. These are the options in our catalog. 2.0L to 2.3L The 2L to 2.3L Duratec stroker kit is the common route to extra displacement. We also build finished versions: the 2264cc 2.0L stroker shortblock and the 12:1 2264cc stroker shortblock. If you are building it yourself, there are 2.0L Duratec stroker pistons in 87.5mm, 87.578mm and 88mm bore sizes. 2.5L t..
Engine recipe: Ford 2300 SOHC circle-track checklist
- By Esslinger Engineering
- 21/10/2026
- 0 comments
The old Ford 2.3L SOHC is still a race winner. This is the checklist of parts we keep going back to when we build one. The Lima 2.3L has been racing for decades, and the list of what goes wrong is short and well known. This checklist covers those weak points with parts we make and sell. The short block Choose a finished 2336cc, 2349cc or 2542cc Stage 3 shortblock, assembled and machined in our shop. Timing, the part that ends your night H.D. timing belt tensioner. Read why the OEM one fails. Round adjustable cam pulley and a fresh timing belt. The shaft that drives your spark and oil Billet..
Engine recipe: EcoBoost 2.3L, the right rods, pistons and head
- By Esslinger Engineering
- 20/10/2026
- 0 comments
The 2.3L EcoBoost is a popular engine to swap and to build. Here is the short list of parts that matter most. If you are building an EcoBoost 2.3L, start with the parts that carry the load and work outward. Here is our parts list. 1. The bottom end Ready to go: a 2.3L EcoBoost shortblock. Building your own: our long rod and piston kit comes in three bore sizes: 87.5mm, 87.55mm and 88mm. Bearings: King EcoBoost 2.3L / Duratec 2.5L race series rod bearings and main bearings. For the biggest builds, there is an EcoBoost billet block. 2. The top end The Pro-Series CNC-ported 2.3L EcoBoost head i..
Engine recipe: the Duratec 2.5L track build, part by part
- By Esslinger Engineering
- 19/10/2026
- 0 comments
The 2.5L Duratec is a favorite for a reason. Here is how we would put one together from our own catalog, from the block up. A recipe is a list of ingredients and the order you put them in. This one is for a Duratec 2.5L built for the track. Pick your compression, pick your cam, and let us help with the details. 1. The foundation Skip the building and start with a finished 2493cc 2.5L Duratec shortblock, or start from a bare 2.5L Duratec block and build it your way. 2. Pistons and rods Our 2.5L Duratec long rod and piston kit comes in five compression ratios: 9.5:1, 10.5:1, 12:1, 13.5:1 and 1..