Vehicle Fitment
- Fits Following Engines: 351W Ford Small Block V8.
Iron Engine Block (1-286-006) by Speedmaster®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle free installation, this reliable product can help you get you vehicle back on the road faster and easier.
Bore & Stroke: 4.185" x 4.125" Max Recommended |
Cam Journal OD: Standard SBF - Can be bored to 55.00 mm |
Cam Plug: 2.375" Dia. Cup Plug |
Cylinder Wall Thickness: 0.250" min @ 4.185" Bore |
Deck Height: 9.750" |
Deck Thickness: 0.675" Min |
Freeze Plugs: Standard 1.500" Press In Cup Plugs |
Lifter Bores: Standard SBF |
Main Bearing Size: 2.749" (Standard 351c) |
Main Bearing Bore: Standard 351c |
Main Cap Bolts: #1 1/2" (2) 3/8" (2) #2, 3, 4 7/16 (2) Splayed (2) #5 1/2" (2) 3/8" (2) |
Main Cap Press: 0.003-0.004" |
Main Caps: All 5 Billet Steel. 3 Center Caps Splayed |
Main Cap Register: Deep Stepped Register (No Need for Dowels) |
Oil System: Wet Sump or SVO dry sump. Priority main oiling with external pump |
Oil Pan: 351w Oil Pan and SVO Pan |
Rear Main Seal: Standard 1pc. Seal FelPro# 2921 or 2942 4.500" x 3.750" SVO |
Stud Holes, Head: 1/2" std SVO with blind holes |
Timing Chain/Gears: Uses stock 351w components |
Torque Specs: 1 - 5 1/2" Bolts 105 ft. lbs. 2 - 4 7/16". Bols 65 ft. lbs. 1 & 5 1/2" Bolts - 35 ft. lbs. |
Weight: 208 Lbs @ 4.125" Bore |
Founded in 1979, Speedmaster® has become a leader in its field, built on a long term consistency of being a specialist in aftermarket automotive components. It began as a small speed workshop building engines for customers as a hobby, and now the company has grown from a one-man bricks-and-mortar business into a worldwide high-performance powerhouse known for assembling, manufacturing and racing high-performance engine parts. Speedmaster’s mission is to push innovation boundaries to create visually distinctive DNA, by blending old and new technology into functionality and aesthetics. Its empowered work forced drives innovation not only in the products it makes but with the way it goes about doing it. The ultimate token of precision, Speedmaster is the world’s only major parts manufacturer to equip cars from Standard replacement to Top Fuel Dragsters. Surviving the longevity of road, race and recreation is mandatory for all Speedmaster “Track Proven” products, bringing you closer to product perfection.